1.
Main natural factors controlling soil organic carbon density in the uplands of Northeast China
东北地区旱地土壤有机碳密度的主控自然因素研究
2.
Influence factor and countermeasure on natural decline in Wennan Oilfield
文南油田自然递减影响因素与控制对策
3.
Study on the Natural Environmental Factors Affecting Population Distribution in the Guizhou Karst Plateau: Analysis on the Main Factors;
贵州喀斯特高原人口分布的自然环境因素 Ⅰ.主要影响因素研究
4.
Quantitative Analysis of Relationship Between Population Distribution and Environmental Factors in Guizhou Karst Plateau;
贵州喀斯特高原人口分布的自然环境因素 Ⅰ主要影响因素研究
5.
In recent years, many researches on unexplained recurrent spontaneous abortion revealed that URSA is mainly related to immunological factors.
近几年研究表明,不明原因反复自然流产主要与免疫因素有关。
6.
Main Controlling Factors of Gas Accumulation and Distribution in Igneous Rocks, Xujiaweizi Rift, North Songliao Basin;
徐家围子断陷火山岩天然气成藏与分布主控因素研究
7.
The Research of Reservoiring Pattern and Main Controlling Factors of Natrual Gas in Heidimiao Oil Layer in the South of Daqing Placanticline
大庆长垣南部黑帝庙油层天然气成藏模式及主控因素研究
8.
Main controls over Palaeogene natural gas accumulation and its exploration direction in Wenchang A sag,the western Pearl River Mouth basin
珠江口盆地西部文昌A凹陷古近系天然气富集主控因素与勘探方向
9.
Controlling factors for massive accumulation of natural gas in the Xujiahe Formation in central Sichuan Basin
四川盆地川中地区须家河组天然气大面积成藏的主控因素
10.
Characteristics and major controlling factors of the Neogene low-efficiency gas reservoirs in the Jianshan structure
碱山构造新近系气藏特征及天然气聚集主控因素
11.
Characteristics and Main Controlling Factors of Gas Accumulation in Deep Clastic Rocks of Changling Fault Depression in Southern Songliao Basin
松辽盆地南部长岭断陷深层碎屑岩天然气成藏特征及主控因素
12.
Heidimiao oil layer in the south of Daqing placanticline time-space matching relations of gas main accumulation factors in combination of deep sourcerock and shallow gas reservoirs
大庆黑帝庙油层天然气成藏主控因素时空匹配及其作用
13.
JURASSIC GAS RESERVOIR FORMING CONDITIONS AND THE MAIN CONTROLLING FACTORS IN THE PINGLUOBA STRUCTURE OF WESTERN SICHUAN
川西平落坝构造侏罗系天然气成藏条件及主控因素分析
14.
Natural gas distribution,main controls over accumulation and exploration targets in Bohai sea
渤海海域天然气分布特点、成藏主控因素与勘探方向
15.
Natural Variation in Ghd7 is an Important Regulator of Heading Date and Yield Potential in Rice
Ghd7自然变异是调控水稻抽穗期和产量潜力的重要因素
16.
It follows that over-exploitation is also the main cause of the decline in natural species of ocean fishery.
可见，过度开采也是海洋渔业自然生物种类减少的主要因素。
17.
One of the chief elements of tragedy lies in the relation of the free will to necessity.
构成悲剧的一个主要因素，在于自由意志与必然性之间的关系。
18.
Nevertheless, economic factors still play a major role.
然而，经济因素仍然一直起着主要作用。