Character of soil air permeability and its relationship with water conductivity in Changwu loess region of China

长武地区土壤导气率及其与 导 水 率的关系

By testing and analysing saturated water conductivity water characteristic curve and water constants in sandy soi with different organic matter contents the relationship between sandy soil organic matter and hydrodynamic parameters I ; studied .

试验测定了不同有机质含量的沙地土壤饱和 导 水 率、水分特征曲线及一些水分常数，研究分析了沙地土壤有机质含量与水动力学参数的关系以及有机质影响沙地土壤水分运动的机理。

Darcy 's law was first successfully applied in analyzing water conductivity characteristics of xylem on above basis .

在此基础上，首次成功地将Darcy定律应用于树木木质部的 导 水特征分析。

Considering the applied voltage as an important parameter unit number the ice quality freezing water conductivity and ice sewage were combined to put forward comprehensive correction formula of minimum AC voltage of the insulators in a complex environment .

将覆冰期外加电压作为一个重要参数，与串长、覆冰质量、覆 冰水 电导率、污冰参数一起提出了复杂环境下绝缘子最低交流冰闪电压的综合校正公式。

While there is not a distinct effect of water conductivity on the initiative voltage .

而 覆 冰水 电导率对起晕电压没有明显的影响。

By using the optical and electrical diagnostics the characteristics of the pulsed corona discharge have been investigated in the coaxial rod-to-cylinder electrode and the effect of water conductivity on the corona discharge was studied .

利用光学和电学诊断手段，研究了该棒-筒电极电晕放电的特性，并考察了 水 电导率对放电的影响。

Temperature Effect of Soil Unsaturated Water Conductivity

土壤非饱和 导 水 率温度效应研究

Results show that : After magnetic treatment the water conductivity decrease and the value of the surface tension drop .

研究表明：经磁化处理后， 水 溶液 的 电导率有所降低，同样表面张力也有所下降。

An experiment was conducted in an aeration system to find the effect of the salt concentration on the oxygen transfer coefficient and the results showed no significant differences in the values of the oxygen transfer coefficient when the water conductivity is less than 1300 μ s / cm .

本文进行了盐浓度对氧总转移系数的影响研究，结果表明，当 水中 电导率为1300μs/cm以下时，水中盐浓度对氧总转移系数的影响很小。

Based on the soil of runoff plot in the loess hilly areas the soil hydraulic properties have been measured which are the soil water retention curve soil water diffusion and soil water conductivity .

利用临汾市基本气象观测站的土壤温度资料，采用同时考虑 热 传导和热对流的土壤温度算法研究了临汾市的土壤热扩散 率和液态 水 通量 密度。

There may be lots of major geological disasters including the experience of large river system development of major weakness rich water good water conductivity fault there are significant geophysical anomaly segment .

可能存在重大地质灾害地段包括遭遇大型暗河系统，发育重大软弱、富水、 导 水 性良好的断层，存在重大物探异常段。

Through experiments typical waveforms of PAED and discharge characteristics of different electrode gap different water conductivity were got .

通过试验，本文得出PAED典型波形，及不同电极间隙、不同 电导率 水体下的放电特性。

The rime-ice with dry-growing process was mainly influenced by the applied voltage and the insulator configuration while the glaze-ice with wet-growing process was mainly influenced by the applied voltage the insulator configuration the insulator material and the freezing water conductivity .

对于干增长的雾凇覆冰，主要受外加电压大小和绝缘子型式的影响；对于湿增长的雨凇覆冰，主要受与外加电压大小、绝缘子材料和型式、覆 冰水 电导率有关。

Porosity is the leading factor influencing water conductivity in loess soils

孔隙是影响黄土地层 导 水 性的主导因素

By changing the experimental parameters the effects of water conductivity and gap distance on electrical properties and the discharge morphology have been investigated .

实验研究了 电导率和电极间距这两个参量对 流光-火花放电的电学特性和放电形貌的影响。

Uses PLC control technology and Kingview software technology designs and implements automatic control of the boiler feed water conductivity value and the real-time computer control and monitoring .

采用PLC控制技术和组态王软件技术，设计实现了锅炉 给水 电导率值的自动控制和计算机实时监测。

The reasons for this are : ( 1 ) top soil has lower water conductivity ;

产生指流的主要原因一是在下层土的上表面具有较低的 供水 速率；

This shows that rice water conductivity can measure taste quality of cooked rice of different varieties .

这表明 米汤 电导率能衡量不同米种蒸煮后米饭的食味品质差异。

Temperature Compensation Formula Correction and Error Analysis of Neutral Pure Water Conductivity

中性 纯水 电导率温度补偿公式修正及误差分析

Water conductivity must be measured accurately using calibrated instrumentation .

水 的 电导率必须使用校准过的仪器准确测量。

A dual water conductivity model of low-resistivity reservoir with free water and irreducible water is built .

据此，建立了含有自由水和束缚水的低电阻储层双 水 导电模型。

The few fine-gains mixed within the inflow irrigation water are not the cause of the lowering of the water conductivity rate of surface soil under the surge flow irrigation .

灌水过程中入渗携带的极少的细颗粒并不是波涌灌表层土壤 导 水率降低的原因。

Test Study on temperature coefficient for highly pure water conductivity and hydrogen conductivity in power plant

电厂高 纯水 电导率及氢电导率温度系数的试验研究

The results show that the streamer velocity is to be constant during the propagation and is about 30km / s ; the water conductivity has no influence on the propagation velocity of the streamer .

结果显示，流光的速度在传播过程中保持恒定，约为30km/s。 水 电导率对流光传播速度没有影响。

Water Conductivity Control of Water Cooling System in PET Cyclotron

PET回旋加速器水冷却系统 水 电导率的控制

Research of relation between air conditioning cooling water conductivity and iron corrosion velocity

空调冷却 水 电导率与金属铁腐蚀速率关系的研究

In this study the LinGuo have the biggest influence of water conductivity or it reflects its ability to the ion adsorptive capacity as well as to the nutrient holding ability .

其中，林果专用保 水剂对 电导率的影响最大，一定程度反映了它对离子的吸附能力以及对养分的保蓄能力。

The method eliminates the error generated by capacitance effect in alternative current method to measure water conductivity .

这种双频测定法不存在理论误差，消除了交流测定法中电容效应给 电导率测量精度带来的影响，能够准确测定 水 的 电导率。

It presents that by testing the vertical natural and artificial flow field it can determine the coefficient of permeability static water level of various aquifers coefficient of water conductivity and the classification method of aquifers .

提出了通过测定天然流场与人工流场下的垂同流来确定渗透系数、各含水层静水位、 导 水系数及含水层划分方法。