steady-state rate of permeation 稳态渗透速率
Rate of vapor permeation rate 水蒸气透过率
The new low molecular weight fracturing fluid, without breaking agent, is developed which is provided with lower residue and harm, and then recycled specially against low rate of permeation oilfield.
针对低渗、特低渗油田，开发出一种不需破胶剂、低残渣、低伤害、可循环再利用的新型低分子压裂液。
The results of a series of permeationexperiments prove that the permeation rate of clean filter media decreases with thepermeation time increaese.
过滤介质的透水实验表明，清洁过滤介质的透水速率随时间延长而降低。
The factors affecting the performance of membrane and permeation rate of ultrafilters were studied.
考察了膜性能的几个因素，外界条件对超滤器透水速度的影响。
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