Wood is a poor conductor of sound.

木头是声音的不良导。

Copper is a good conductor of electricity.

铜是良导。

Copper is a good conductor of heat.

铜是热的良导。

Copper is a good medium for the conduction of heat and electricity.

铜是热和的良导。

The photocatalysis of the semiconductive materials convert the photon energy to chemical energy.

半导材料的光催化效应可将光能转化为化学能。

The drum also contains the photoconductor supply and takeup spools.

鼓还包括光导源和提升卷轴。

With the invention of high-temperature-superconductor, the superconductive magnetic gradiometer be-comes available in application.

由于高温超导的研究成功，使得超导磁梯度仪的实际应用成为现实。

This is a semiconductor integrated circuit.

这是一个半导集成路。

Here, free electrons rub off the con ductor and create a charge imbalance that causes the current flow.

这时，摩擦引起自由导，产不平衡，从而产流。

Copper conducts electricity well.

铜是的良导。

Vertical Multijunction (VMJ) Cell — A compound cell made of different semiconductor materials in layers, one above the other.

垂直多结（VMJ）细胞-细胞的化合物在不同的半导材料层作出的上面。

The structure,the linking method and the working principle of the automatic measurement system for semiconductor photovoltage spectrum have been reported.

报道了所建立的半导光压谱自动测量系统的结构、联机方法和工作原理。

Through the electrodes placed on the body surface corresponding with the rumen, a multipurpose amplifier was inserted to record ruminal electrography.

瘤胃是容积导,通过对应于瘤胃表放置极导入多功能放大器可以记录出瘤胃图。

The semiconductor laser arrays are applied almost in all photoelectronics fields, and becoming an important technique in optoelectronics science at present.

半导激光器阵列的应用已基本覆盖了整个光领域,成为当今光科学的重要技术。

Among transitional metal oxides,nano NiO is one of the relatively few metal oxides with p-type semiconductivity,which has stable and wide band gap.

纳米氧化镍是过渡金属氧化物中不多见的p型半导之一,具有稳定而较宽的带隙,作为一种新型功能材料受到人们关注。

However,the passive film on Fe-20Cr NC was a n-type semiconductor which had a higher transpassivation potential and therefore higher resistance to pitting corrosion.

而纳米晶涂层在两种溶液系中形成的钝化膜均为n型半导。

This phenomenon is called the excessive thermotaxis effect of low current.Based on these characteristics, the uniformity of the junction temperature distribution is studied.

利用这一特性可以研究晶管结温分布的不均匀性，计算结温分布的不均匀度，对半导器件可靠性分析具有重要的意义。

By the method of electril charge projection the expression of charge density and field intensity on midperpendicular plane on a conductive plate are given.

利用投影方法,给出导薄板上密度的表示式和中垂面上场强分布。

Pure single crystal silicon, as an important semiconductor, has already been used in many areas, such as molectron, computer technology, communication technology and automatic technology.

高纯的单晶硅是一种重要的半导材料，在很多领域都有广泛应用，比如集成路、脑技术、通讯技术、自动化技术等领域。

Quantum well intermixing induced by impurity diffusion has been used in fabricating nonabsorbing windows in the cavity facets to improve the output power of high-power laser diodes.

杂质扩散诱导量阱混杂技术可用于制作腔面非吸收窗口, 提高大功率半导激光器的输出功率。