area of well influence 水井影响面积
This paper analyzes the basic features and stone desertification conditions as well as the factors to influence stone desertification developing trend in Southwest China Karst Area.
分析了我国西南岩溶地区的基本特征和石漠化状况；并对影响石漠化发展趋势的因素进行了分析，提出了对策建议。
The influence of porosity and active catalyst surface area on the performance of cathode is analyzed as well.
同时分析了孔隙率和催化剂表面积对催化剂层性能的影响。
Many factors can influence stability of well wall in the area of petroleum drilling engineering.
在石油钻井工程中，影响井壁稳定性的因素较多。
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