电阻率

The effect of process conditions of electroless copper plating on resistivity of silver coated nickel powder was discussed.

探讨了化学镀铜工艺条件对银包镍粉电阻率的影响。

Thus,in combination with neutron,resistivity and density logging,this paper reconstructs feature parameters K1,K2and establishes K1-K2 pattern which can qualitative evaluate gas AOF.Additionally,in the light of different reflection toward gas between neutron and density logging,a relation between test nonresistance outflow and gas-bearing content which varies with different neutron and density logging is built,thus the gas AOF can be quantitative evaluation.

采用中子、电阻率与密度测井相结合，重构指示气层含气性的特征参数K1和K2，放大气层的响应特征，建立根据特征参数定性评价气层无阻流量级别的图版；并根据中子、密度对天然气的反映，建立了基于密度、中子孔隙度差值的含气当量与测试无阻流量的关系式，实现了定量计算致密砂岩气层无阻流量的目的。

At 25℃ the resistivity of PURE copper is 1.724×10-6 ohm/cm.

在25℃条件下，纯铜的电阻率为1.724×10-6ohm/cm。

The experimental results of Ni based ohmic contacts on the N-type SiC are compared with that of the simulation.

而在高温大功率应用时，欧姆接触的低电阻率和稳定性是决定器件性能的两个关键因素。

Since the conductors have a finite resistivity, there will be ohmic heating of the conductors and their temperature will increase.

由于导体有一个有限的电阻率，将有欧姆加热的指挥家和他们的温度将会增加。

Thirdly, a kind of new method or structure is designed to measure the degeneration of ohmic contact under the high-current density.

三、设计了大电流密度下欧姆接触电阻率的退化测试的新方法和结构，并申报了发明专利。

Three transmission line model methods are adopted to measure the specific contact resistivity of the ohmic contacts on p-GaN.

采用多种传输线模型方法，测量了p型GaN上的欧姆接触的比接触电阻率。

The thermopower and Hall coefficient of Cu_xNbS_2 show opposite sign,indicating two kinds of carrier in this system.

在x=0.44和0.55的样品中，通过电阻率的测量我们观测到由于相变而导致的热滞现象。

The influence of sputtering pressure on structure character,morphology,overpotential,resistivity and growth rate was studied.

采用对靶直流磁控溅射设备制备镍铁氧化物催化薄膜，研究了溅射气压与催化薄膜的结构、表面形貌、过电位、电阻率及生长速率之间的关系。

D resistivity forward modeling ; Finite-element ; Secondary potential ; Symmetric successive overrelaxation ; Conjugate gradient.

电阻率三维正演；有限元；异常电位；对称超松弛；共轭梯度

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。