Dear Dale,I'm glad to hear from you.You asked me something about how to make friends.In my opinion,you can make friends in the following principles.First of all,you must be friendly to others if you want to make f...Dear Dale,I'm glad to hear from you.You asked me something about how to make friends.In my opinion,you can make friends in the following principles.First of all,you must be friendly to others if you want to make friends with them.Everyone can be in trouble,so at any time,you should be friendly to others.In this way,you will have a lot of friends.展开更多
This study explored the factors influencing cooperative innovation in environmentally friendly agricultural biotechnology in China.First,we constructed an evolutionary game model comprising the factors of net income o...This study explored the factors influencing cooperative innovation in environmentally friendly agricultural biotechnology in China.First,we constructed an evolutionary game model comprising the factors of net income of cooperative innovation,net income of independent innovation,market constraints,and government subsidies.Using MATLAB simulation,we assigned different values to the aforementioned variables to explore the evolutionary trend of innovators’willingness to cooperate.Results showed that when the values of net income of cooperative innovation,net income of independent innovation,market constraints,and government subsidies exceeded the threshold,innovators’willingness to cooperate was significantly enhanced.Furthermore,the proportion of innovators who cooperated with others gradually increased to 100%;otherwise,it gradually decreased to 0%.Comparing the simulation curve with the real evolution curve of cooperative innovation in agricultural biotechnology in China,we found that the gradual decline in the willingness to cooperate could be due to insufficient subsidies for cooperative innovation,low income from cooperative innovation,weak profitability of innovators,and weak market constraints.展开更多
With the continuous promotion of the construction of child friendly cities,the school commuting space is an important component of the construction of child friendly roads.Based on the background of child friendly cit...With the continuous promotion of the construction of child friendly cities,the school commuting space is an important component of the construction of child friendly roads.Based on the background of child friendly cities,the commuting space of 11 primary and secondary schools in Bajiao Street is analyzed through literature analysis and field research methods.Firstly,the relevant literature on school commuting space is sorted out,and the characteristics of school commuting space are summarized,including transportation,landscape,culture,leisure,and security.Secondly,the characteristics of commuting space of primary and secondary schools in Bajiao Street are analyzed from three aspects:in front of the school gate,path space,and node space.This paper aims to provide reference and guidance for the future construction of children’s walking school commuting and promote the construction of a child friendly city.展开更多
FROM May 5 to 10,Chinese President Xi Jinping paid state visits to France,Serbia,and Hungary.Being his first European trip in about five years,it consolidated China’s relationships with the three countries and Europe...FROM May 5 to 10,Chinese President Xi Jinping paid state visits to France,Serbia,and Hungary.Being his first European trip in about five years,it consolidated China’s relationships with the three countries and Europe as a whole.The four states looked back on the history of their friendships,signed multiple cooperation agreements,and reached a consensus on promoting stable and sound development of China-Europe relations.Great Minds Think Alike Upon his arrival in Paris on May 5,President Xi Jinping received a warm welcome in Chinese from Gabriel Attal,France’s youngest ever modern prime minister.展开更多
Everyone likes having friends.But which is better,real-life friends or online friends?In real life,you can hang out with friends and experience things together in person.You get to know many things about them.You can ...Everyone likes having friends.But which is better,real-life friends or online friends?In real life,you can hang out with friends and experience things together in person.You get to know many things about them.You can share your true feelings and build a deeper friendship with them.展开更多
Liu Mingshan is my good friend. She is a middle school student. She has interesting school life. She goes to school at 6:00 a.m. Her classes finish at 6:00 p.m. She has much classes. They are Chinese, math, English, s...Liu Mingshan is my good friend. She is a middle school student. She has interesting school life. She goes to school at 6:00 a.m. Her classes finish at 6:00 p.m. She has much classes. They are Chinese, math, English, science,music, art and P.E. Her favorite subject is English. She thinks it is easy.展开更多
Hello,I am Allen,a primary school student from No.2 Experimental Primary School in Doumen District,Zhuhai,Guangdong Province.I am an active and outgoing person who loves making friends.Allow me to introduce you to my ...Hello,I am Allen,a primary school student from No.2 Experimental Primary School in Doumen District,Zhuhai,Guangdong Province.I am an active and outgoing person who loves making friends.Allow me to introduce you to my five good friends:Nick,Jack,Alex,Tina,and Lily.展开更多
It is very easy for an African living in Africa to be misled into believing that the China-Africa friendship is superficial.In fact,with so much of information reaching Africa about China-Africa cooperation being targ...It is very easy for an African living in Africa to be misled into believing that the China-Africa friendship is superficial.In fact,with so much of information reaching Africa about China-Africa cooperation being targeted at undermining the friendly relations enjoyed by the two sides and the e!orts to build a China-Africa community with a shared future,this in a way is not surprising.展开更多
A kind of environmental friendly anodizing routine for AZ91D magnesium alloy,based on an alkaline borate-potassium acid phthalate（KAP） electrolyte,was studied.The effect of KAP on the properties of the anodized film...A kind of environmental friendly anodizing routine for AZ91D magnesium alloy,based on an alkaline borate-potassium acid phthalate（KAP） electrolyte,was studied.The effect of KAP on the properties of the anodized film was investigated by scanning electron microscopy（SEM）,X-ray diffraction（XRD）,energy dispersive spectrometry（EDS）,potentiodynamic polarization and electrochemical impedance spectroscopy（EIS）,respectively.The results showed that the anodizing process,surface morphology,thickness,phase structure and corrosion resistance of the anodized film were strongly dependent on the concentration of KAP.In the presence of adequate KAP,a compact and smooth anodized film with excellent corrosion resistance was obtained.展开更多
Friends of Moslems(《友穆》)季刊是民国期间西方传教士布道中国回族穆斯林的机关刊物,英文版刊行。以该刊为资料来源对民国中期传教士布道河南回族进行全面梳理和述评,可了解河南回族的一般状况,以及传教士布道河南回族的历程和困难,...Friends of Moslems(《友穆》)季刊是民国期间西方传教士布道中国回族穆斯林的机关刊物,英文版刊行。以该刊为资料来源对民国中期传教士布道河南回族进行全面梳理和述评,可了解河南回族的一般状况,以及传教士布道河南回族的历程和困难,并可从一些案例的分析中得出布道是否成功的结论。展开更多
针对目前敌我识别辐射源个体识别(Specific Emitter Identification of Identification Friend or Foe,SEI-IFF)研究不足的问题,提出了一种基于多维特征与Transformer网络的SEI-IFF方法。该方法首先从单个脉冲及信号全局等多维度获取如...针对目前敌我识别辐射源个体识别(Specific Emitter Identification of Identification Friend or Foe,SEI-IFF)研究不足的问题,提出了一种基于多维特征与Transformer网络的SEI-IFF方法。该方法首先从单个脉冲及信号全局等多维度获取如相位、幅度、时间、功率谱密度等信号特征,结合Transformer网络进一步提取不同IFF辐射源个体特征中如前后关联特性的细微特征并最终实现SEI-IFF。试验结果表明,所提方法针对20个目标搭载的IFF辐射源个体的平均识别正确率达95.3%,可较准确地完成SEI-IFF,有助于提升战场SEI-IFF效率。展开更多
The rise of secondhand goods stores,both offline and online,is another way to recycle and reuse,boosting an environment-friendly lifestyle.NEAR the Forbidden City in downtown Beijing,an old subway construction site wa...The rise of secondhand goods stores,both offline and online,is another way to recycle and reuse,boosting an environment-friendly lifestyle.NEAR the Forbidden City in downtown Beijing,an old subway construction site was turned into a traditional quadrangle courtyard five years ago,becoming a cultural center for local residents to watch movies,attend band performances and go to yoga classes.展开更多
文摘Dear Dale,I'm glad to hear from you.You asked me something about how to make friends.In my opinion,you can make friends in the following principles.First of all,you must be friendly to others if you want to make friends with them.Everyone can be in trouble,so at any time,you should be friendly to others.In this way,you will have a lot of friends.
基金funded by National Social Science Fund the Evolution of Japan’s Food Security Policy and Its Enlightenment to China[Grant No.22CSS016].
文摘This study explored the factors influencing cooperative innovation in environmentally friendly agricultural biotechnology in China.First,we constructed an evolutionary game model comprising the factors of net income of cooperative innovation,net income of independent innovation,market constraints,and government subsidies.Using MATLAB simulation,we assigned different values to the aforementioned variables to explore the evolutionary trend of innovators’willingness to cooperate.Results showed that when the values of net income of cooperative innovation,net income of independent innovation,market constraints,and government subsidies exceeded the threshold,innovators’willingness to cooperate was significantly enhanced.Furthermore,the proportion of innovators who cooperated with others gradually increased to 100%;otherwise,it gradually decreased to 0%.Comparing the simulation curve with the real evolution curve of cooperative innovation in agricultural biotechnology in China,we found that the gradual decline in the willingness to cooperate could be due to insufficient subsidies for cooperative innovation,low income from cooperative innovation,weak profitability of innovators,and weak market constraints.
基金National Natural Science Foundation of China(51708004)Beijing Youth Teaching Elite Team Construction Project(108051360023XN261)North China University of Technology Yuyou Talent Training Program(215051360020XN160/009).
文摘With the continuous promotion of the construction of child friendly cities,the school commuting space is an important component of the construction of child friendly roads.Based on the background of child friendly cities,the commuting space of 11 primary and secondary schools in Bajiao Street is analyzed through literature analysis and field research methods.Firstly,the relevant literature on school commuting space is sorted out,and the characteristics of school commuting space are summarized,including transportation,landscape,culture,leisure,and security.Secondly,the characteristics of commuting space of primary and secondary schools in Bajiao Street are analyzed from three aspects:in front of the school gate,path space,and node space.This paper aims to provide reference and guidance for the future construction of children’s walking school commuting and promote the construction of a child friendly city.
文摘FROM May 5 to 10,Chinese President Xi Jinping paid state visits to France,Serbia,and Hungary.Being his first European trip in about five years,it consolidated China’s relationships with the three countries and Europe as a whole.The four states looked back on the history of their friendships,signed multiple cooperation agreements,and reached a consensus on promoting stable and sound development of China-Europe relations.Great Minds Think Alike Upon his arrival in Paris on May 5,President Xi Jinping received a warm welcome in Chinese from Gabriel Attal,France’s youngest ever modern prime minister.
文摘Everyone likes having friends.But which is better,real-life friends or online friends?In real life,you can hang out with friends and experience things together in person.You get to know many things about them.You can share your true feelings and build a deeper friendship with them.
文摘Liu Mingshan is my good friend. She is a middle school student. She has interesting school life. She goes to school at 6:00 a.m. Her classes finish at 6:00 p.m. She has much classes. They are Chinese, math, English, science,music, art and P.E. Her favorite subject is English. She thinks it is easy.
文摘Hello,I am Allen,a primary school student from No.2 Experimental Primary School in Doumen District,Zhuhai,Guangdong Province.I am an active and outgoing person who loves making friends.Allow me to introduce you to my five good friends:Nick,Jack,Alex,Tina,and Lily.
文摘It is very easy for an African living in Africa to be misled into believing that the China-Africa friendship is superficial.In fact,with so much of information reaching Africa about China-Africa cooperation being targeted at undermining the friendly relations enjoyed by the two sides and the e!orts to build a China-Africa community with a shared future,this in a way is not surprising.
基金Projects (50771092,21073162) supported by the National Natural Science Foundation of ChinaProject (08JC1421600) supported by the Science and Technology Commission of Shanghai,ChinaProject (2008AZ2018) supported by the Science and Technology Bureau of Jiaxing,China
文摘A kind of environmental friendly anodizing routine for AZ91D magnesium alloy,based on an alkaline borate-potassium acid phthalate（KAP） electrolyte,was studied.The effect of KAP on the properties of the anodized film was investigated by scanning electron microscopy（SEM）,X-ray diffraction（XRD）,energy dispersive spectrometry（EDS）,potentiodynamic polarization and electrochemical impedance spectroscopy（EIS）,respectively.The results showed that the anodizing process,surface morphology,thickness,phase structure and corrosion resistance of the anodized film were strongly dependent on the concentration of KAP.In the presence of adequate KAP,a compact and smooth anodized film with excellent corrosion resistance was obtained.
文摘针对目前敌我识别辐射源个体识别(Specific Emitter Identification of Identification Friend or Foe,SEI-IFF)研究不足的问题,提出了一种基于多维特征与Transformer网络的SEI-IFF方法。该方法首先从单个脉冲及信号全局等多维度获取如相位、幅度、时间、功率谱密度等信号特征,结合Transformer网络进一步提取不同IFF辐射源个体特征中如前后关联特性的细微特征并最终实现SEI-IFF。试验结果表明,所提方法针对20个目标搭载的IFF辐射源个体的平均识别正确率达95.3%,可较准确地完成SEI-IFF,有助于提升战场SEI-IFF效率。
文摘The rise of secondhand goods stores,both offline and online,is another way to recycle and reuse,boosting an environment-friendly lifestyle.NEAR the Forbidden City in downtown Beijing,an old subway construction site was turned into a traditional quadrangle courtyard five years ago,becoming a cultural center for local residents to watch movies,attend band performances and go to yoga classes.
