Through a comprehensive review of PetroChina overseas oil and gas exploration of more than 20 years,we systematically summarize the development history,development status and application results of the overseas oil an...Through a comprehensive review of PetroChina overseas oil and gas exploration of more than 20 years,we systematically summarize the development history,development status and application results of the overseas oil and gas exploration theory and technology.Overseas oil and gas exploration has experienced four stages,exploratory exploration,progressive exploration,risk exploration and efficient exploration.The overseas exploration theory and technology have also gone through the initially direct borrow of domestic mature technology to the integrated application,and then to the research innovation based on overseas features.A series of overseas oil and gas exploration theories and technologies represented by theories and technologies for passive rift basins,salt basins and foreland basin slopes,and global oil and gas geology and resource evaluation have been established.On the basis of deep analysis of the future overseas exploration development demand for the technology,and combined with the domestic and overseas future development trend of theory and technology,this paper systematically discusses the overseas exploration difficulties,technical requirements and the main development directions and aims of exploration theory and technology in the future:(1)Develop conventional onshore oil and gas exploration techniques continuously for the overseas exploration and keep them at an internationally advanced level.(2)Develop the global oil and gas resources and assets integrated optimization evaluation technology and its information system construction project innovatively to reach the international leading level.(3)Develop the deep water exploration technology integratively and narrow the gap with the world’s advanced level.展开更多
目的评估浙江省精神疾病流行病学调查中功能大体评定(Global Assessment of Functioning Scale,GAF)对12项一般健康问卷(12-item General Health Questionnaire,GHQ-12)假阳性和假阴性的影响。方法采用多阶段分层整群随机抽样在全省共抽...目的评估浙江省精神疾病流行病学调查中功能大体评定(Global Assessment of Functioning Scale,GAF)对12项一般健康问卷(12-item General Health Questionnaire,GHQ-12)假阳性和假阴性的影响。方法采用多阶段分层整群随机抽样在全省共抽取15000人,分析其中的10%质控被测(共1510人),以GHQ-12假阳性或假阴性为结果因素,GAF≤80分为暴露因素、人口学指标、自评健康和求助状况为协变量,进行常规和复杂抽样Logistic回归分析。结果经过系列控制人口学指标、自评健康和求助状况以及抽样设计因素后,GAF≤80分与GHQ-12假阳性持续并中等程度地相关[Odds Ratio(OR)=0.35,95%CI:0.19～0.64,P<0.001],与GHQ-12假阴性率持续并强相关(OR=10.81,95%CI:6.45～18.11,P<0.001)。结论GAF≤80分是影响GHQ-12假阳性和假阴性的一个重要指标,且对假阴性影响大于假阳性。本结果可能为今后以GHQ-12为筛选工具的研究提供参考。展开更多
基金Supported by the China National Science and Technology Major Project(2016ZX05029).
文摘Through a comprehensive review of PetroChina overseas oil and gas exploration of more than 20 years,we systematically summarize the development history,development status and application results of the overseas oil and gas exploration theory and technology.Overseas oil and gas exploration has experienced four stages,exploratory exploration,progressive exploration,risk exploration and efficient exploration.The overseas exploration theory and technology have also gone through the initially direct borrow of domestic mature technology to the integrated application,and then to the research innovation based on overseas features.A series of overseas oil and gas exploration theories and technologies represented by theories and technologies for passive rift basins,salt basins and foreland basin slopes,and global oil and gas geology and resource evaluation have been established.On the basis of deep analysis of the future overseas exploration development demand for the technology,and combined with the domestic and overseas future development trend of theory and technology,this paper systematically discusses the overseas exploration difficulties,technical requirements and the main development directions and aims of exploration theory and technology in the future:(1)Develop conventional onshore oil and gas exploration techniques continuously for the overseas exploration and keep them at an internationally advanced level.(2)Develop the global oil and gas resources and assets integrated optimization evaluation technology and its information system construction project innovatively to reach the international leading level.(3)Develop the deep water exploration technology integratively and narrow the gap with the world’s advanced level.
文摘目的评估浙江省精神疾病流行病学调查中功能大体评定(Global Assessment of Functioning Scale,GAF)对12项一般健康问卷(12-item General Health Questionnaire,GHQ-12)假阳性和假阴性的影响。方法采用多阶段分层整群随机抽样在全省共抽取15000人,分析其中的10%质控被测(共1510人),以GHQ-12假阳性或假阴性为结果因素,GAF≤80分为暴露因素、人口学指标、自评健康和求助状况为协变量,进行常规和复杂抽样Logistic回归分析。结果经过系列控制人口学指标、自评健康和求助状况以及抽样设计因素后,GAF≤80分与GHQ-12假阳性持续并中等程度地相关[Odds Ratio(OR)=0.35,95%CI:0.19～0.64,P<0.001],与GHQ-12假阴性率持续并强相关(OR=10.81,95%CI:6.45～18.11,P<0.001)。结论GAF≤80分是影响GHQ-12假阳性和假阴性的一个重要指标,且对假阴性影响大于假阳性。本结果可能为今后以GHQ-12为筛选工具的研究提供参考。
