Biogenic coalbed gases can be pided into primary biogenic gases and secondary biogenic gases.
研究指出,原生生物成因气不能被大量保留在煤层中,气田中的生物成因气多为次生生物成因气;次生生物成因煤层气分布比较普遍,含量较为丰富,且生物成因煤层气埋藏深度浅,勘探成本低,因此次生生物成因煤层气具有不容忽视的巨大资源潜力。
This paper introduces the features of ideal samples for analysis of in-situ-produced cosmogenic nuclides of 10Be and 26Al.
着重介绍原地生成宇宙成因核素10Be和26Al理想样品的特点、野外采集注意事项、实验室分离与纯化以及加速器质谱测量用靶样制备等。
On the basis of investigation,we anal yse the status quo,characteristics,and the reasons of the floating po pulation who have children and take on commerce or construction,then work ou t the effects of floating population on social and economic development of Ji nan.
根据实地调查,分析了济南市主要从事商业、建筑业已有子女的流动人口的现状特征及其形成原因,探讨了其对济南市经济社会发展的影响等。
In relation to such issue,the author will analyze the reasons subjectively and objectively.
文章从主观和客观两个方面对农民公平观的形成原因进行了分析,并从这个角度出发,对湖北荆门农民的做法 进行了解读。
An Analysis of Chinese-English Code-mixing and Its Causes;
汉英语码混杂现象及其生成原因研究
Reason and countermeasure for medical students "internet addiction disease";
医学生“网络成瘾症”产生的原因和对策
Functioning as an agent or cause.
表原因的成为…的原因的
caused by band rusted
由于箍生锈的原因而造成的
Code generation for '{0}' failed because of Exception '{1}'.
“{0}”的代码生成失败，原因是出现异常“{1}”。
Study of Several Envirmental Factors on Their Mechanisms in Controling Skeletal Muscle Glycogen Biosynthesis;
肌糖原生物合成的几种影响因素研究
The causes hazards and intervention strategies of undergraduates addiction to Internet;
大学生网络成瘾的原因 危害及对策
Reasons and Countermeasures for the Decline in the Enrollment Sources of the Adult Education;
成人高等教育生源下降的原因及对策
Causes and Countermeasures of Undergraduates Addiction to Internet;
大学生上网成瘾的原因及其对策浅探
University Student The Mental Problem Formation Reason Of What Time Thinking;
大学生心理问题形成原因的几点思考
Internet Addiction of College Students and its Suggests of Recover;
体育院校大学生网络成瘾原因及对策
On success cause of Artistic Life and its enlightenment;
《艺术人生》成功原因探析及其启示
Why the University Students Humanism Spirit Is Difficult to Be Formed;
大学生人文精神较难形成的原因探微
Analysis of the Causes of College Students Frustration and Copying Strategy;
论大学生挫折的形成原因与应对策略
The Analisis and Prevention and Cure to Adolescence Students Internet Addicition Disorder;
青少年学生网络成瘾原因分析与对策
A Brief Analysis of Causes and Countermeasures against Dropping Out of Students of Adult Education;
浅析成人教育生源流失的原因及对策
The Cause and Countermeasures on Vocational School Students of Internet Addiction Disorder in Zao Zhuang City
枣庄市中职生网络成瘾的原因和对策
CHANGES OF SERUM ANGIOGENESIS IN PATIENTS WITH CHRONIC MOUNTAIN SICKNESS
慢性高原病血清血管生成因子的变化