查询词典 conductivity

On the other hand, we observe a pressure induced phase transition from enstatite to ringwoodite under pressure of 20 GPa by X-ray diffraction. The conductivity of ringwoodite with water at 20 GPa is in good agreement with the available measurements of hydrous ringwoodite.

另外，X射线衍射实验表明压力（20 GPa）诱发了顽火辉石向林伍德石的相变，这是我们首次在顽火辉石的电导率实验中观测到林伍德石含水相变，而且含水林伍德石的电导率与已有的实验结果相当一致。

The electrical conductivity of (Mg0.9Fe0.1) SiO3 enstatite has been measured at pressures of 10~20 GPa and temperatures of 750~1600 K using a Kawai-type multianvil high-pressure apparatus.

在温度750～1600 K和压力10～20 GPa条件下，借助于Kawai-5000多面顶砧高温高压设备，就位测量了(Mg0.9Fe0.1) SiO3 顽火辉石的电导率。

Assuming that the temperature distribution close to the concrete surface is the quadratic function of the coordinate, the back-analysis equations of thermal conductivity, heat transfer coefficient and absorption coefficient of solar radiation are derived based on one dimension Fourier equation of heat conduction and thermal boundary conditions.

为了选取更接近实际的热工参数，采用试验和反演分析相结合的方法，计算影响日照条件下混凝土结构温度场和温度效应分析结果的热工参数。

Electric conductivity method is one of the means which can be used to determine the ionization equilibrium constant of electrolyte solution.

电导法是测定弱电解质平衡常数多种方法中的一种，它具有实验过程简单、实验结果准确等特点。

According the experimental results, the ionic conductivity constant and reduction equilibrium constant can be estimated.

根据实验的结果，更能推导出离子导电系数及还原平衡常数。

Based on thermal conduction theory, a thermal model is built up to get the effective thermal content and the effective thermal conductivity to be 1.0×10^(-3) W/K and 8.1 μJ/K, respectively, and the temperature-fluctuation noise is nearly 1.73×10^(-10)W/Hz(superscript 1/2). According to the device operating principle and energy equipartition theory of thermodynamics, the mechanical-thermal noise is 9.96×10^(-9) W/Hz(superscript 1/2), and the background noise is nearly 3.22×10^(-11)W/Hz(superscript 1/2), so that the normalized detectivity is deduced to be 9.03×10^6 cmHz(superscript 1/2)/W.

从理论上建立了器件的基本热模型，推导得到器件的等效热熔和等效热导分别为8.1μJ/K和1.0×10^(-3)W/K，温度噪声约为1.73×10^(-10)W/Hz(上标 1/2)；通过器件的工作机理和能量均分原理，推导得到热机械噪声的等效噪声功率约为9.96×10^(-9)W/Hz(上标 1/2)，器件的背景噪声约为3.22×10^(-11)W/Hz(上标 1/2)，从而得出器件的归一化探测率约为9.03×106cm。

The enhancement of conductivity is due to the local concentration of equipotential lines when conductive current is dominant at high frequencies.

等效介电常数的增强是由于等势线在传导电流为主导时在局部汇集引起的；等效电导率的增强是由于等势线在位移电流为主导时在局部汇集引起的。

Soil thermal conductivity is an essential parameter for studying the coupled transport of heat, water, and solute at land surface.

土壤热导率是研究陆地表层水热盐耦合运动的基本物理参数。

Alteration in excitability and conductivity of a nerve or muscle during the passage of an electric current through it.

电紧张当电流通过时，某一神经或肌肉产生的易激动性和传导体的变化

Thermal stress calculation in ice cover is a nonlinear problem, this includes edgeconditions nonlinearity, ice specific heat and conductivity nonlinearity, and ice elasticmodulus and linear thermal expansivity nonlinearity.

冰层温度应力问题是非线性问题，包括边界非线性、冰的比热C和导热系数K的非线性、冰弹性模量和热膨胀系数的非线性等。

Sodium citrate; calcium carbonate; calcium hydroxide; potassium bicorbonate; magnesium carbonate; ferrous sulphate; Zinc sulphate; copper sulphate; manganese sulphate; potassium iodide; sodium selenite.

柠檬酸钠；碳酸钙；氢氧化钙；碳酸氢钾；碳酸镁；硫酸亚铁；硫酸锌；硫酸铜；硫酸锰；碘化钾；亚硒酸钠。

All this to say that I'm glad filmmaking hasn't become completely ironic. I can enjoy an ironic film as much as the next person, but they usually involve a message of some sort. One that's delivered in a smirkingly clever way that requires little in the way of talent.

所有这些都是说，我很高兴电影制作没有变成完全讽刺艺术，我可以和下一个人一样享受讽刺电影的乐趣，虽然他们经常会被划归到一定级别，技术方面不需要很高的才能。