查询词典 electrical resistivity

Based on modeling test in water tank, this paper employed three different iron blocks to model water-bearing bodies and enclosed plastic pipes or rounded wood strips to model roadways. It gave physical modeling of water-bearing bodies in the working face floor with parallel Bipole-Dipole method, made analysis on the character of electrical field and the law of apparent resistivity changing when the low resistivity abnormity bodies were placed flatly close to water level under semi-space condition and were placed flatly, vertically or aslope to the water level under whole-space condition.

本文以三种不同规格的铁块模拟含水体，以密闭的塑料管或木块条模拟巷道，通过水槽模拟实验，采用平行双极—偶极法进行了对工作面底板含水体的物理模拟，分析了低阻异常体铁块在半空间条件下近水面水平放置以及全空间条件下水平、垂直和倾斜放置时的电场特征和视电阻率变化规律。

The resistivity was calculated following the equation ρ=PA/L, where ρ is the resistivity in kΩ.cm, R the electrical resistance in kΩ, A the latten area in cm2, and L the distance between electrodes in cm.

电阻率的计算公式后，ρ=尼龙/ L，其中ρ是在kΩ。cm电阻率，研究在kΩ的电阻，一个平方厘米的黄铜薄片地区，和L电极之间厘米的距离。

It is discovered through the research that there is a better regularity between the acoustic wave traveltime, electrical resistivity of the sandstone and burial depth.

压力封存箱的封隔作用有效地保护了砂岩的次生孔隙，同时在成藏过程中，酸性水对压力封存箱内部砂岩次生孔隙的形成十分有利。

Meanwhile, disturbed function is built by the results of undrained triaxial shear tests and electrical resistivity tests.

以三轴试验与电阻率测试结果为基础，进行了扰动函数的构建。

Eventually, the feasibility of application of the electrical resistivity property indices on predicating the swell of expansive soil...

同时探索了应用电阻率结构特性指标预测膨胀量的可行性。

Ore-bearing rock series of bauxite and underlying limestone have an obvious divergence of electrical resistivity,and the divergence is the base for transient electromagnetic method in exploration of bauxite deposits.

铝土矿含矿岩系与其基底灰岩存在明显的电阻率差异，是开展瞬变电磁测深工作的基本依据。

The relevant experiments illustrates A.C. power is more suitable for deicing or snow-melting than D.C. Silica fume can improve the dispersion of carbon fibers and then reduce the electrical resistivity of carbon fiber cementious composites. At a certain volume content, when the ratio of cement, sand and stone is l:l:2, the properties of the CFRC is the best on the whole.

大量实验研究发现：采用交流电是碳纤维导电混凝土用于融雪化冰时的最佳电源选择；采用硅灰能较好地提高碳纤维在基体中的分散性，有效降低碳纤维水泥基复合材料的电阻率；并在现有的级配比实验中发现了具有最好综合性能的配比，即在相同的纤维体积含量的情况下，导电混凝土的具有最好综合性能的配比是水泥、砂子、石子的重量比为1：1：2。

The results showed that the electrical conductivity of the composite was improved as the particle size of silver-coated glass bead increased;the electrical conductivity and its stability of composite prepared with wet pretreatment or in-situ modification-dispersion were better than those of composite prepared with direct dry-mixing;the electrical conductivity of composite was improved as the curing degree of electrically conductive silicone rubber increased;the Payne effect was highly related to the volume resistivity of electrically conductive silicone rubber.

结果表明，镀银玻璃微珠的粒径越大，复合材料的导电性能越好；湿法预处理和原位改性-分散工艺制得复合材料的导电性能和导电稳定性优于直接干混工艺；导电硅橡胶硫化程度的提高有利于提高材料的导电性能；Payne效应的大小与导电硅橡胶的体积电阻率有很强的相关性。

The hydraulic diameter of polymer molecular and the inaccessible pore volume in rocks of different permeability are measured by using the electrical resistivity method.

应用电阻法计数器测定不同相对分子质量聚合物溶液水力学分子直径，并结合原始含水饱和度通过压汞实验确定不同渗透率岩石中的不可及孔隙体积；研究聚合物分子直径与岩石渗透率的配伍关系，进行不同类型油藏聚合物的优选，探讨一种合理选择聚合物分子尺寸和相对分子质量的方法，利于指导油田聚合物驱方案的优化设计。

The hydraulic diameter of polymer molecular and the inaccessible pore volume in rocks of different permeability are measured by using the electrical resistivity method.

采用汞压仪和AMT—2400孔径分析仪，研究纳米硬质合金粉末&桥接&团粒对粉末及其压坯中孔隙体积分布曲线的影响。用沉降分离、高能剪切粉碎。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。