oil penetration

Mechanism of improving permeability in dump by effect of electric field;

电场作用提高排土场渗透性能的机理

Researchship between pore structure and permeability;

混凝土孔结构和渗透性能关系研究

Orthogonal tests on permeability of soil-rock-mixture;

土石混合体渗透性能的正交试验研究

Study on the Impermeability of Inorganic Adhesive Soil;

无机胶粘岩土的抗渗性能研究

The Study on Measuring Concrete Permeability with Liquid-gas Method;

溶液气压法测试混凝土的抗渗性能

With controlled trials on concrete permeability coated by cccw coating materials under different conditions as well as on corrosion resistance performance, this paper discusses some frequent problems in application of the materials.

本文探讨了CCCW涂料在应用中常遇到的一些问题,对砼不同龄期涂刷及养护对抗渗性能的影响、不同抗渗等级的砼涂刷该涂料的抗渗性能变化、涂刷后混凝土的抗腐蚀性能、应用适合部位与场合及施工实际效果,进行了比较试验与分析探讨。

The effects on workability performance,compressive strength,impervious performance of concrete are studied.

为了利用当地有限的资源,配制出优质的混凝土,我们以机制砂混凝土为研究对象,将粉煤灰和石粉作为掺合料,分别以10%、15%、20%的比例取代水泥,研究了它们对混凝土工作性能、抗压强度和抗渗性能的影响。

The impervious performance is an important index to judge the durability of concrete.

本文通过试验测试天然砂和人工砂混凝土的抗渗性能,研究了人工砂对混凝土抗渗性能的影响;选择不同的水灰比、粉煤灰替代水泥率和粉煤灰超量系数进行交叉试验,研究了粉煤灰对人工砂混凝土抗渗性能的影响规律。

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

Study on permeability of cement-classed tailings filling material

水泥-分级尾砂充填材料渗透性能研究

Chemical Modification of Cellulose Membrane and Study on the Gas Permeability of Modified Membrane;

纤维素膜的化学改性及气体渗透性能研究

Field Survey and Application Analysis of Infiltration Performance of Permeable Pavements in Shanghai City

上海市区透水性路面渗透性能的实测与应用分析

The property or condition of being permeable.

渗透，渗透性可渗透的特质或状态

A quality that colors, pervades, or distinguishes.

着色性能着色、渗透或区分的性质

The Correlation between Strength and Permeability of Concrete;

高性能混凝土的强度与渗透性的关系

Synthesis and Gas Separation Performance of Zeolite Membrane

分子筛膜的合成及气体渗透分离性能

It has good penetration and good water resistance.

具有高度的渗透力及良好的耐水性能。

Synthesis and Properties of Reverse Osmosis Membrane Agents;

反渗透膜用药剂的制备及其性能研究

Boundary Penetrability,Enterprise Competence and the Governance of Industrial Clusters;

边界渗透性、企业能力与产业集群治理

Analysis and discussion of the evaluation methods of reverse osmosis scale inhibitor

反渗透阻垢剂性能评定方法分析探讨

Study on the Performance of a Novel RO Membrane Scale Inhibitor SM21

新型反渗透膜阻垢剂SM21的性能研究

PROPERTY EVALUATION OF POLYEPOXYSUCCINIC ACID WITH CONDUCTOMETRIC TITRATION METHOD

用电导法评价反渗透阻垢剂性能研究

Leaching corrosion of Hardfill Dam materials

Hardfill坝材料的渗透溶蚀性能

Preparation and performance study of organo-silicon permeation-type primer

有机硅渗透型底漆的制备及性能研究

(of a membrane) selectively permeable.

（指膜）选择性渗透。

Study on the Evaluation of Workability and Permeability for High Performance Concrete;

高性能混凝土工作性及渗透性评价方法研究