查询词典 conductivity

Statistical analysis shows that bulk density, saturated hydraulic conductivity, and dust on road surface have significant effects on runoff and soil loss. Stone cover may increase surface runoff, but vegetation cover is very effective in erosion control and runoff reduction.

土质道路的容重和路面浮土与径流系数和土壤流失量呈显著正相关，饱和导水率则呈显著负相关；路面杂草能显著减少径流，防治路面侵蚀。

In temperature range from 25 to 200 ℃, The heat conductivity along the grain of wood is approximately 2.4 or 3 times of that cross the grain. And this result is relative to composing orientation of the molecules interlink inside the cellular wall of wood.

在25～200℃内，热流平行于纹理方向的木材导热系数要大于其垂直于纹理方向的导热系数，前者是后者的2.4～3倍：这种差异与细胞壁内分子链结构的构成方向有关。

The result indicates that the average specific conductivity of young \%Pinus tabulaeformis\% manifest dissimilar variation trends in different relative ramification class, crown layer, ramification direction and so on.

结果表明，油松幼树在相对分枝级、冠层、分枝方向等不同的情况下，比导率表现出不同的变化趋势。

We design, manufacture and maintenance of eddy current conductivity instrument, Thickness Gauge, Flaw Detector, magnetic memory diagnostic apparatus, ultrasonic flaw detectors, special detectors and other detection equipment.

我们设计、生产并维护涡流导电仪、测厚仪、探伤仪、磁记忆诊断仪、超声探伤仪、特种探测仪等检测仪器。

Due to the charge process of dusty particles, the electric conductivity, dielectric coefficient and modulus decay of dusty plasma are larger than that of plasma.

结果表明：由于尘埃充电过程，尘埃等离子体电导率、介电常数以及衰减系数都比一般等离子体的大。

Also, we derive the formulation of electric conductivity, dielectric coefficient and modulus decay of dusty plasma by considering the collision process between charged particles and charge process of dusty particles.

利用玻尔兹曼动力学方程和尘埃等离子体的充电方程，考虑等离子体中带电粒子之间的碰撞和充电过程，推导出适合火箭喷焰环境的尘埃等离子体电导率、介电常数以及衰减系数。

The paper introduces seven factor of DRASTIC model: Depth of water table、Net recharge、Aquifer media、Soil media、Topography、Impact of Vadose Zone and Hydraulic Conductivity.

介绍了DRASTIC模型的七个评价因子：地下水埋深、含水层净补给量、含水层介质类型、土壤类型、地形坡度、包气带介质I的影响和含水层的导水系数。

The effect of boric acid on carbon fiber properties and thermal conductivity of carbon carbon composites was investigated by dipping preform in boric acid before pretreatment.

在预制体炭纤维预石墨化前对其进行硼酸处理，研究硼酸对炭纤维性能，C/C复合材料导热率的影响及其作用机理。

The effect of boric acid on carbon fiber properties and thermal conductivity of carbon carbon composites was investigated by dipping preform in boric acid before pretreatment.

摘 要：在预制体炭纤维预石墨化前对其进行硼酸处理，研究硼酸对炭纤维性能，C/C复合材料导热率的影响及其作用机理。

In this paper, the conductivities of double-distilled water and aqueous solution of NaCl, HOAc, C_5H_5N, etc. were determined in an elongated time period. It is found that the conductivity values of the solutions at certain temperature are not constant and change over time.

在封闭体系中，较大的时间尺度上二次水及NaCl，HOAc，C_5H_5N，苦味酸等溶液电导率在确定的温度下不再是恒定值，表现出持续变化。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。