gas permeability 透气性 ; 气体渗透率 ; 透气度 ; 气渗透率
Gas permeability method 气体透过法
gas permeability test 透气性试验
gas permeability of rocks 岩石透气性
gas permeability of coal seam 煤层透气性
Measurement of gas permeability 透气性测量
gas permeability of soil 土壤透气性
Preparation of some new sealants for cavity-glass is described, and their gas permeability coefficients, adhesion, weather resistance are discussed and compared.
介绍了几种新型中空玻璃密封胶的配制，并对其气体渗透系数、粘接性能、耐候性等进行了讨论和比较。
Aqueous trapping display in two aspects, one is the reduction of mobile gas and the degression of gas permeability, the other is the decline of gas production rate and the decrease of gas recovery.
水相圈闭损害主要表现在两个方面，内部表现为可动气量的减少和气相渗透率的下降，外部表现为产气量的下降和气藏采收率的降低。
Gas permeability and permselectivity of the inorganic membrane catalytic reactor have been investigated.
考察了气体在膜催化反应器中的渗透性能与分离性能。
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