Investigation of ASTM C1202 and RCM method for chloride ion permeability in concrete;
ASTM C1202与RCM法测定混凝土氯离子渗透性的对比试验
Effects of Steaming Explosion Treatment on the Permeability of Lumber;
蒸汽爆破处理对板材渗透性的影响
Analysis of Main Factors Influencing Permeability of Dump leaching in Copper Mines;
影响铜矿排土场堆浸渗透性的主要因素分析
membrane permeability, metal ion rejection ratio and ΔpH (pH permeate-pH retentate) were measured by using polysulfone hollow fiber ultrafiltration membranes (molecular weight cut-off 6kDa).
分别以NaCl、KCl、MgCl2、CaCl2和AlCl3溶液为背景电解质液,测定了聚砜中空纤维超率膜(截留分子量为6k)的流动电位、膜渗透性、离子截留率及pH值差(pH渗透液-pH截留液),并考察pH值对这些参数的影响;在此基础上,研究不同pH环境中离子混合溶液的超滤行为,并与单一溶液进行比较。
Effects of ionic strengths on streaming potential, membrane permeability, ionic rejection ratio and ΔpH (pHpermeate- pHretentate) were studied in various natural solutions.
以KCl溶液为代表,考察了压差对电位差的影响;测定了聚砜中空纤维超滤膜(截留分子量为6k)在KCl、NaCl、MgCl2、CaCl2和AlCl3背景电解质液中的等电点;研究了不同性质溶液的离子强度对流动电位、膜渗透性、离子截留率及ΔpH值的影响。
Objective:To investigate the effects of compound compatibility on the stability in gastrointestinal tract,membrane permeability and lipophilicity of panaxnotoginseng saponins (PNS).
目的:研究复方配伍对三七总皂苷(PNS)的胃肠道稳定性、膜渗透性及脂溶性的影响。
The property or condition of being permeable.
渗透，渗透性可渗透的特质或状态
Spillane permeameter
斯皮兰渗透性试验仪
deep permeability damage
地层深部渗透性损害
This membrane is semi-permeable.
这层膜是半渗透性的。
impact spray test
冲击喷射式渗透性试验
Permeable sintered metal materials--Determination of fluid permeability
GB/T5250-1993可渗透烧结金属材料流体渗透性的测定
Impact Factors of Permeability of Low Permeable Sandstone Uranium Deposits
某低渗透砂岩铀矿层渗透性能损害因素分析
On the Principle of P.E. s Practicality,Comprehensiveness and Permeability;
心育的实践性全面性渗透性原理浅析
Note: Air permeability and breathability are not synonymous.
注意：空气渗透性和透气性是两个不同的概念。
(of a membrane) selectively permeable.
（指膜）选择性渗透。
Testing Study on Seepage Property and Seepage Law of the Coarse Grain;
粗粒料渗透特性及渗透规律试验研究
water washable dye penetrant testing method
水洗性着色渗透探伤法
water washable fluorescent penetrate testing method
水洗性荧光渗透探伤法
permeability stratification
渗透率成层非均质性
Study on Porous Flow Characteristic in Micro-fractured Ultra-low Permeability Reservoirs;
微裂缝性特低渗透油藏渗流特征研究
Research on the Deuterium Permeation Characteristic of Stainless Steel Coated with Al Barrier Film;
渗铝涂层不锈钢氘渗透特性实验研究
Theory and Application on Nonlinear Porous Flow in Low Permeability Reservoir;
低渗透油藏非线性渗流理论及其应用
Study on Theory of Flow Through Porous Media in Low Permeability Reservoir of Stress Sensitivity
应力敏感性低渗透地层渗流规律研究