But that results the high void ratio low density hardness and quality bulk material .

但是采用此方法所制得的块体材料致密度小， 孔隙率高，硬度值较低，性能较差。

The results show that : ( 1 ) All of the pollutant concentration water content and void ratio could affect the soil resistivity . The pollutant concentration and water content make greater effect than the void ratio .

研究结果表明：（1）.污染物浓度、含水率和 孔隙 比都可以对铬污染土壤电阻率产生影响，其中，含水率和污染物浓度的影响较大，孔隙比的影响较小。

Based on the lab orthogonal tests using self-manufactured constant head permeameter the effect of gravel content void ratio and particle shape on the coefficient of permeability of soil-rock-mixture was studied .

本文采用室内正交实验，利用自制的常水头渗透仪，研究了砾石含量、 孔隙 比和颗粒形状3个因素在不同水平下对土石混合体渗透系数的影响。

Based on the experimental results characteristics of strain changing void ratio changing settlement rate changing against time and the relationship between stress and strain of MSW were studied .

通过室内蠕变-降解对比试验，研究了城市固体废弃物（MSW）的长期变形过程，详细地分析了MSW应变、沉降速率以及 孔隙 比随时间的变化规律。

Variation of void ratio in course of consolidation of warping clay

淤填黏土固结过程中 孔隙 比的变化规律

The change characteristics of the void ratio of granular materials are investigated .

分析研究了散粒体材料的 孔隙 比变化规律。

Based on the variety of void ratio computational formulation of chemical damage variable is set up and the calculation method of damage measurement parameter is put forward .

并以 空隙 率的变化为基础，建立了化学腐蚀下 岩石 细 观结构化学损伤变量计算公式，给出了损伤测量参数的计算方法。

The concept of equivalent void ratio curve ( EVRC ) which is different from the yield curve is introduced in the model .

模型引入不同形状的等 孔隙 比线与屈服线，并考虑了变形对土水特性的影响。

Adhering manners had great impact on floc radius of gyration fractal dimension numerical density and void ratio .

粘结方式对絮体的回转半径、分形维数、数密度以及 空隙 率均有显著的影响。

An Experimental Study for the Consolidation of the Typical Clayey Soil in the North China Plain Variation of void ratio in course of consolidation of warping clay

华北平原典型黏性土体固结特性的试验研究淤填黏土固结过程中 孔隙 比的变化规律

A mix proportion design method of pervious concrete is provided of which total void ratio is the first design parameter and compressive strength is the second one .

根据透水混凝土的结构特征，对其配制参数和配合比计算方法进行了研究，提出了以总 孔隙率为第一设计参数，抗压强度为第二参数的配合比设计方法。

Loading ratio only effects curves of void ratio versus log load linetype .

加荷比只影响 孔隙 比与荷载对数曲线的线型。

These parameters reflect the comprehensive effect of initial and variation of void ratio compressibility and permeability along the depth .

此类参数为随有效应力和土层深度变化的量，体现了软黏土初始 孔隙 比、压缩性、渗透性及其沿深度变化等因素的综合影响。

Local void ratio and average void ratio in shear band are investigated as residual shear strength is reached .

在流动剪切应力为残余剪切强度时，对剪切带内部的局部 孔隙 比和平均孔隙比进行了理论分析。

The utility model has larger void ratio and specific surface area and also increases the mass transfer efficiency between gas and liquid when used as packing in the packing tower .

本实用新型具有较大的 空隙 率和比表面积，提高气液两相间的传质效率。

The high compressive property of MSW makes the influence of the initial void ratio insignificant .

由于MSW的高压缩性，初始 孔隙 比不同对试样的动力特性影响不大。

It is known that the material properties of rock skeleton part are worse and the void ratio increases when the rock specimen with multi-preexisting cracks is corroded by chemical solutions .

因此，化学溶液对岩石材料的腐蚀影响可以归结为岩石颗粒骨架部分性质的劣化和 空隙的增大两部分。

The new soldering process with low void ratio high efficiency and high quality conformance can be used in the soldering of high reliability power electronics .

采用新焊接方法得到的 试样 空洞 率低、焊接效率高、质量一致性好，可用于高可靠性功率电子产品中。

The paper analyzed the nonlinear relationship between effective stress and void ratio in different coordinate system .

同时本文还对不同坐标系下有效应力与 孔隙 比之间的关系进行了探讨。

The metal nets format regenerator heat transfer is related to Reynolds number and packing air void ratio .

金属网格式回热器的换热主要与雷诺数和填料 空隙 率有关。

The results show that the vacuum pumping rate is increased and the void ratio is decreased obviously using solder sheet and plasma cleaning technology .

研究结果表明，使用等离子清洗的焊片可显著提高抽真空速率，并减少 气泡，降低 空洞 率；

The deformation is small when the initial void ratio is low under the same stress status .

初始 孔隙 比小的 粗 粒 土在相同的应力状态下 体积变形也较小。

The second section discribes the laws of coefficient of consolidation variation with pressure or void ratio .

其次，研究了固结系数随固结压力、 孔隙 比的变化规律。

2 red clay is pre-consolidation but has high void ratio ;

红粘土是超固结性的，但同时又是高 孔隙性的；

Water and earth pressures on retaining structure are related not only to the soil categories but also the void ratio .

围护结构上的水土压力计算不但与土体分类有关，还与 孔隙 比直接相关。

A regression equation between the natural water content and the natural void ratio is established .

建立了天然含水量与天然 孔隙 比的回归方程。

The strength of perforated brick masonry decreases with the increasing of void ratio .

多孔砖砌体抗压强度随着 孔洞 率的增加而减少。

The particle size distributions density water content and void ratio all show layered characteristics .

泥浆颗粒分布、密度、含水率、 孔隙 比均呈现出分层特性；

The density increases with settlement depth and the water content and void ratio decrease with settlement depth .

密度随着深度的增加而升高；含水率和 孔隙 比随着深度的增加而降低。

Curves of void ratio versus log load present linear without preloading under different loading ratios .

无预压时，不同加荷比情况下的 孔隙 比与荷载对数曲线基本呈线性。