期刊文献+
共找到12篇文章
< 1 >
每页显示 20 50 100
Research on the Index System of Old Neighborhood Renovation Based on Green Building Evaluation Standard
1
作者 Yufei Que 《Journal of Architectural Research and Development》 2024年第3期140-146,共7页
With the advancement of the transformation,the contradiction between the residents’demand for a better living environment and the convenience of living in the settlements comes to the fore.Effective identification,or... With the advancement of the transformation,the contradiction between the residents’demand for a better living environment and the convenience of living in the settlements comes to the fore.Effective identification,organic integration,timely adoption,and correct decision-making for the transformation of old neighborhoods are pressing issues in the transformation of old neighborhoods.Therefore,this paper takes the green building evaluation standards of various countries as the research basis and support for the construction of the transformation strategy of old neighborhoods.Through the collection and comparative analysis of the indicators of green building evaluation standards,the index system of transformation is formed,and it also provides a certain foundation for the subsequent related research. 展开更多
关键词 Old neighborhoods Green building evaluation standards RENOVATION CRITERIA
下载PDF
Evaluation indices of sour flavor for apple fruit and grading standards 被引量:7
2
作者 YAN Zhen ZHENG Li-jing +2 位作者 NIE Ji-yun LI Zhi-xia CHENG Yang 《Journal of Integrative Agriculture》 SCIE CAS CSCD 2018年第5期994-1002,共9页
In order to establish grading standards of evaluation indices for sour flavor of apples, 10 indices of samples from 106 apple cultivars were tested, including: malic acid(Mal), oxalic acid(Oxa), citric acid(Cit... In order to establish grading standards of evaluation indices for sour flavor of apples, 10 indices of samples from 106 apple cultivars were tested, including: malic acid(Mal), oxalic acid(Oxa), citric acid(Cit), lactic acid(Lac), succinic acid(Suc), fumaric acid(Fum), total organic acids(To A, the sum of the six organic acids tested), titratable acid(TiA), acidity value(AcV), and pH value. For most of the cultivars studied(85.8%), the order of the organic acid contents in apples was Mal〉Oxa〉Cit〉Lac〉Suc〉Fum. Mal was the dominant organic acid, on average, accounting for 94.5% of To A. Among the 10 indices, the dispersion of pH value was the smallest with a coefficient of variation of only 8.2%, while the coefficients of variation of the other nine indices were larger, ranging between 31 and 66%. There were significant linear relationships between Mal and two indices(ToA and AcV) as well as between ToA and AcV. There were significant logarithmic relationships between pH value and four indices: Mal, TiA, ToA, and AcV. All the equations had very high fitting accuracy and can be used to accurately predict related indices. According to this study, Mal, ToA, and AcV of apple were normally distributed, TiA was close to normally distributed, whereas pH value had a skewed distribution. Using the fitted normal distribution curves, the grading standards of Mal, TiA, ToA, and AcV were established. The grading node values of pH value were obtained using the logarithmic relationship between pH value and Mal. The grading standards of these five indices can be used to evaluate the sour flavor of apple. This study provides a scientific basis for evaluating apple flavor and selecting apple cultivars. 展开更多
关键词 apple organic acid sour flavor evaluation indices grading standard
下载PDF
Evaluation Principles,Standards and Operating Strategies of Ideological and Political Teaching in Science and Engineering Courses
3
作者 Jie Shen 《Proceedings of Business and Economic Studies》 2020年第6期56-60,共5页
The reform of ideological and political education in science and engineering courses continues to deepen,and the establishment of a practical teaching evaluation system is the main goal.Combining the relevant requirem... The reform of ideological and political education in science and engineering courses continues to deepen,and the establishment of a practical teaching evaluation system is the main goal.Combining the relevant requirements of the ideological and political education in science and engineering courses,establishing a teaching evaluation system needs to follow the corresponding principles to ensure that the teaching content is reasonable and the teaching objectives are clear.The selected teaching method is flexible and effective,which facilitates the improvement of teaching quality and feedback of teaching situation.In this regard,the paper mainly analyzes the principles and standards of ideological and political teaching evaluation for science and engineering courses,and chooses reasonable and operable measures in-line with actual requirements to apply them in practice,and strive to serve as a reference for subsequent related research. 展开更多
关键词 Teaching evaluation Science and engineering courses evaluation standard Ideological and political education
下载PDF
Limits and grading evaluation criteria of tight oil reservoirs in typical continental basins of China
4
作者 ZHOU Nengwu LU Shuangfang +9 位作者 WANG Min HUANG Wenbiao XIAO Dianshi JIAO Chenxue WANG Jingming TIAN Weichao ZHOU Lei CHEN Fangwen LIU Wei WANG Zhixuan 《Petroleum Exploration and Development》 CSCD 2021年第5期1089-1100,共12页
Based on the microscopic pore-throat characterization of typical continental tight reservoirs in China,such as sandstone of Cretaceous Qingshankou and Quantou formations in Songliao Basin,NE China sandy conglomerate o... Based on the microscopic pore-throat characterization of typical continental tight reservoirs in China,such as sandstone of Cretaceous Qingshankou and Quantou formations in Songliao Basin,NE China sandy conglomerate of Baikouquan Formation in Mahu area and hybrid rock of Lucaogou Formation in Jimusaer sag of Junggar Basin,NE China the theoretical lower limit,oil accumulation lower limit,effective flow lower limit and the upper limit of tight oil reservoirs were defined by water film thickness method,oil bearing occurrence method,oil testing productivity method and mechanical balance method,respectively.Cluster analysis method was used to compare the differences in pore-throat structure of different tight reservoirs,determine the grading criterion of tight reservoirs,and analyze its correlation with the limit of reservoir formation.The results show that the boundary between tight reservoir and conventional reservoir corresponds to the upper limit of physical properties,the boundary of classⅡand classⅢtight reservoirs corresponds to the lower limit of effective flow,the boundary of classⅢand classⅣtight reservoirs corresponds to the lower limit of reservoir forming,and the theoretical lower limit of tight reservoir corresponds to the boundary between tight reservoir and non-reservoir.Finally,the application results of the grading evaluation criterion show that the tight oil productivity is highly controlled by the type of tight reservoir,and classⅠand classⅡtight reservoirs are the favorable sections for high production of tight oil. 展开更多
关键词 tight oil tight reservoir reservoir formation limit grading evaluation standard sweet spot evaluation Songliao Basin Junggar Basin
下载PDF
Ecosystem Health and Its Evaluation
5
作者 Feng Lei Fang Jiangping +1 位作者 Hu Tengfei Zhang Chengshuo 《Meteorological and Environmental Research》 CAS 2015年第3期5-7,12,共4页
Firstly, the connotations and influencing factors of ecosystem health are discussed, and then the assessment principle, evaluation stand- ard and evaluation method of ecosystem health and the establishment and measure... Firstly, the connotations and influencing factors of ecosystem health are discussed, and then the assessment principle, evaluation stand- ard and evaluation method of ecosystem health and the establishment and measurement of ecosystem health indicators are studied. Through the study of its connotation and evaluation, feasible measures to effectively promote the development of ecosystem health are put forward finally. 展开更多
关键词 Ecosystem health evaluation standard evaluation method Indicator system China
下载PDF
A review on the International Patient Decision Aid Standards (IPDAS): history, development and application 被引量:2
6
作者 Peng Tian Tao Wang +5 位作者 Bao-He Wang Jie Li Qiang Xu Deng-Feng Kong Wei Mu Yu-Hong Huang 《TMR Integrative Medicine》 2018年第3期121-132,共12页
A Patient Decision Aid (PtDA) is an important means in TCM practice to promote shared decision-making between doctor and patient, which is developed based on evidence-based and narrative medicine concepts. It is als... A Patient Decision Aid (PtDA) is an important means in TCM practice to promote shared decision-making between doctor and patient, which is developed based on evidence-based and narrative medicine concepts. It is also an important tool for individualized diagnosis and treatment in the context of precision medical care. With the rapid increase of interest on the PtDA, it is important to establish a unified quality evaluation standard and standardize the development process. This article aims to introduce the main content, development history and application of International Patient Decision Aid Standards (IPDAS), and provide reference for the application of the evaluation standard in China. 展开更多
关键词 Narrative evidence-based medicine TCM clinical PtDA Quality evaluation standards
下载PDF
An optimized industry processing technology of peanut tofu and the novel prediction model for suitable peanut varieties 被引量:8
7
作者 CHEN Bing-yu LI Qi-zhai +4 位作者 HU Hui MENG Shi Faisal SHAH WANG Qiang LIU Hong-zhi 《Journal of Integrative Agriculture》 SCIE CAS CSCD 2020年第9期2340-2351,共12页
Peanut protein is easily digested and absorbed by the human body,and peanut tofu does not contain flatulence factors and beany flour.However,at present,there is no industrial preparation process of peanut tofu,whereas... Peanut protein is easily digested and absorbed by the human body,and peanut tofu does not contain flatulence factors and beany flour.However,at present,there is no industrial preparation process of peanut tofu,whereas the quality of tofu prepared by different peanut varieties is quite different.This study established an industrial feasible production process of peanut tofu and optimized the key process that regulates its quality.Compared with the existing method,the production time is reduced by 53.80%,therefore the daily production output is increased by 183.33%.The chemical properties of 26 peanut varieties and the quality characteristics of tofu prepared from these 26 varieties were determined.The peanut varieties were classified based on the quality characteristics of tofu using the hierarchical cluster analysis(HCA)method,out of which 7 varieties were screened out which were suitable for preparing peanut tofu.An evaluation standard was founded based on peanut tofu qualities.Six chemical trait indexes were correlated with peanut tofu qualities(P<0.05).A logistic regressive model was developed to predict suitable peanut varieties and this prediction model was verified.This study may help broaden the peanut protein utilization,and provide guidance for breeding experts to select certain varieties for product specific cultivation of peanut. 展开更多
关键词 peanut tofu PROCESS QUALITY peanut variety selection evaluation standard prediction model
下载PDF
Antioxidant Protection Mechanisms Reveal Significant Response in Drought-Induced Oxidative Stress in Some Traditional Rice of Assam, India 被引量:6
8
作者 Shamsun NAHAR Lakshminarayana R.VEMIREDDY +1 位作者 Lingaraj SAHOO Bhaben TANTI 《Rice science》 SCIE CSCD 2018年第4期185-196,共12页
Drought tolerance levels and antioxidant protection mechanisms were evaluated for 21 traditional rice varieties of Assam, India, along with Sahbhagi Dhan (drought tolerant) and IR64 (drought sensitive) as controls... Drought tolerance levels and antioxidant protection mechanisms were evaluated for 21 traditional rice varieties of Assam, India, along with Sahbhagi Dhan (drought tolerant) and IR64 (drought sensitive) as controls. Drought was imposed in hydroponic culture with polyethylene glycol 6000 (PEG6000) that was initially standardized with different concentrations. All the rice varieties showed apparent decreases in growth characteristics under drought stress (initially at 15% for 7 d followed by 20% PEG6000 for 7 d in Yoshida medium). On the basis of standard evaluation score (SES), eight rice varieties showed high drought tolerance which were carried forward for further biochemical analyses. Based on different morpho- physiological parameters, SN03 (Bora), SN04 (Prosad Bhog), SN05 (Kola Joha), SN06 (Helash Bora), SN08 (Salihoi Bao), SN12 (Kola Amona), SN20 (Ronga Bora) and SN21 (Sok-Bonglong) were identified as promising drought tolerant varieties. The non-enzymatic antioxidants activities viz., glutathione, ascorbate and enzymatic antioxidant activities such as superoxide dismutase (SOD), catalase (CAT), guaiacol peroxidase (GPX), ascorbate peroxidase (APX), glutathione reductase (GR) in shoots and roots of all the selected varieties revealed significant level of protection mechanisms as compared with controls. Enhancement in activities of the overall antioxidant enzymes including SOD, GPX, CAT, GR and APX under drought stress reflects their role in the adaptation process under water stress. 展开更多
关键词 drought stress traditional rice standard evaluation score antioxidants protection mechanism antioxidant enzyme
下载PDF
Training indicators and quantitative criteria for emergency nurse specialists 被引量:1
9
作者 Man Jiang Xin Ao 《Chinese Nursing Research》 CAS 2017年第1期24-30,共7页
Objective: By constructing a training system of quality evaluation standards for emergency nurse specialist(ENS), we can ensure smooth operations and quality training for ENS.Methods: First, the frame structure of... Objective: By constructing a training system of quality evaluation standards for emergency nurse specialist(ENS), we can ensure smooth operations and quality training for ENS.Methods: First, the frame structure of indicators was designed on the basis of system theory and the balanced scorecard method. Meanwhile, corresponding quantitative standard indicators were compiled through literature analysis and a review of training characteristics. Next, screening indicators were collected through consultation with experts and statistical calculations. The indicators weight coefficient was calculated using the analytic hierarchy process(AHP). Finally, indicators were validated in two groups of nurses in two different training courses.Results:(1) We created a three-level indicator system: level-Ⅰ dimensions have 4 indicators, while level-Ⅱ dimensions and level-Ⅲ dimensions have 13 and 34 indicators, respectively;(2) The coefficient of expert's judgment is 0.840, familiarity is 0.914 and authority is 0.877, and the three rounds of coordination coefficient are 0.456, 0.553 and 0.715, respectively;(3) There are at least 56 indicators in alternative quantitative standards; and(4) The alpha reliability value of the indicator system in the two training course had no significant difference(P 〉 0.05). The same result was observed when examining two groups of nurses in one training course(P 〉 0.05).Conclusions: This study established a training system of quality evaluation standards for emergency nurse specialists that is objective, reliable, easy to operate and representative according to scientific selection and verification. This system can therefore provide a basis for quality evaluation and targeted improvement for ENS training in addition to promoting health. 展开更多
关键词 Emergency nurse specialist Continuing education system evaluation indicators Quality standard Delphi
下载PDF
Types and genesis of sweet spots in the tight sandstone gas reservoirs:Insights from the Xujiahe Formation,northern Sichuan Basin,China
10
作者 Yanqing Huang Ai Wang +2 位作者 Kaihua Xiao Tian Lin Wujun Jin 《Energy Geoscience》 2022年第3期270-281,共12页
Through comprehensively applying geological and geophysical data,as well as core and thin section observation,the characteristics of reservoirs and fractures in the second member of the Xujiahe Formation(hereinafter r... Through comprehensively applying geological and geophysical data,as well as core and thin section observation,the characteristics of reservoirs and fractures in the second member of the Xujiahe Formation(hereinafter referred to as Xu2 Member)in the Yuanba area,northern Sichuan Basin,were studied.Combined with the analysis of the main controlling factors of production capacity,the types and characteristics of the sweet spots in the tight sandstone gas reservoir were determined.The evaluation standards and geological models of the sweet spots were established.The results are as follows:(1)There are bedding-parallel fracture-,fault-induced fracture-,and pore-dominated sweet spots in the tight sandstone gas reservoirs of the Xu2 Member.(2)The bedding parallel fracture-dominated sweet spots have developed in quartz sandstones with well-developed horizontal fractures and micro-fractures.They are characterized by high permeability and high gas output during production tests.This kind of sweet spots is thin and shows a limited distribution.Their logging responses show extremely low gamma-ray(GR)values and medium-high AC values.Moreover,the bedding parallel fracture-dominated sweet spots can be mapped using seismic methods.(3)The fault-induced fracture-dominated sweet spots have welldeveloped medium-and high-angle shear fractures.Their logging responses show an increase in peaks of AC values and total hydrocarbon content and a decrease in resistivity.Seismically,the areas with welldeveloped fault-induced fracture-dominated sweet spots can be effectively mapped using the properties such as seismic entropy and maximum likelihood.(4)The pore-dominated sweet spots are developed in medium-grained feldspathic litharenites with good reservoir properties.They are thick and widely distributed.(5)These three types of sweet spots are mainly determined by sedimentation,diagenesis,and tectonism.The bedding parallel fracture-dominated sweet spots are distributed in beachbar quartz sandstones on the top of the 1st sand layer group in the Xu2 Member,which develops in a shore-shallow lake environment.The fault-induced fracture-dominated sweet spots mainly occur near faults.They are increasingly developed in areas closer to faults.The pore-dominated sweet spots are primarily distributed in the 2nd and 3rd sand layer groups,which lie in the development areas of distributary channels near provenances at western Yuanba area.Based on the geological and seismic data,a comprehensive evaluation standard for these three types of sweet spots of the tight sandstone reservoirs in the Xu2 Member has been established,which,on the one hand,lays the foundation for the development and evaluation of the gas reservoir,and on the other hand,deepens the understanding of sweet spot in the tight sandstone gas reservoirs. 展开更多
关键词 Sweet spot evaluation standard Tight sandstone gas reservoirs Xujiahe Formation Yuanba area Northeastern Sichuan Basin
下载PDF
Characteristics of high performing employees in China
11
作者 Yulin Ni 《International Journal of Technology Management》 2013年第6期61-63,共3页
Performance, from management's perspective, is the desired result of organization, the effective output showed on different levels by the organization to achieve its objectives, including individual performance and o... Performance, from management's perspective, is the desired result of organization, the effective output showed on different levels by the organization to achieve its objectives, including individual performance and organizational performance. The achievement of the organizational performance should be on the basis of individual performance, while the realization of individual performance does not necessarily ensure the organizational performance. If, according to certain logic, the organization's performance is decomposed to each job and each person, as long as each individual reaches the organization's requirements, can the organization's performance realized. 展开更多
关键词 high performing employees performance evaluation standard cooperative.
下载PDF
Recent progress on garnet phosphor ceramics for high power solid-state lighting 被引量:4
12
作者 Congcong Yang Xiyue Zhang +11 位作者 Jian Kang Cong Wei Pengfei Sang Shenghui Lin Bingheng Sun Jintai Fan Benxue Jiang Yang Li Xinrong Chen Jian Xu Hao Chen Le Zhang 《Journal of Materials Science & Technology》 SCIE EI CAS CSCD 2023年第35期1-20,共20页
As the fourth-generation light source,solid-state lighting has developed rapidly in the past 30 years due to its advantages of high efficiency and environmental protection.It is widely used in various scenes such as a... As the fourth-generation light source,solid-state lighting has developed rapidly in the past 30 years due to its advantages of high efficiency and environmental protection.It is widely used in various scenes such as automobile headlights,projection displays,industrial production,and remote lighting.High-power,high-brightness white light-emitting diodes(LEDs)and laser diodes(LDs)technology put forward new requirements for the service stability of color conversion materials.Garnet phosphor ceramics have emerged with their unique advantages of withstanding high power excitation density and the flexibly tunable spectrum.In this article,the research progress of garnet based phosphor ceramics for high-power solid-state lighting was comprehensively reviewed.Firstly,the band gap and coordination environment regulations of luminescence centers of garnet phosphor were summarized.Secondly,the improvement of luminous efficacy via defects regulation was discussed.Thirdly,the relationship between the geometric design and the lighting performance was elucidated.Fourthly,the characterization methods of phosphor ceramics for laser lighting were introduced and illustrated.Finally,the development trend of garnet phosphor ceramics in solid state lighting and display was prospected. 展开更多
关键词 Garnet phosphor ceramics High power excitation density Crystal field regulation Micro-scale defects Geometric structural design Luminescence evaluation standard
原文传递
上一页 1 下一页 到第
使用帮助 返回顶部