木头是热和电的不良导体。
木头是不良导体。
我们认为铜和银是良导体。
金属是良导体，而银是最好的。
并非所有的金属都是良导体。
铝和大多数金属都是良导体。
铜是电的良导体。
电阻很低的铜可用作良导体。
Copper whose resistance is very low serves as a good conductor.
布、木材和橡皮是不良导体。
除了铜，还有很多其它金属都是良导体。
In addition to copper, there are many other metals which are good conductors.
任意良导体均可作为屏蔽。
几乎所有金属都是良导体，以银为最好。
Almost all metals are good conductors, with silver being the best.
所有的金属都是良导体。
木头是声音的不良导体。
铜和银都是电的良导体。
银、铜和铝是良导体。
金属是电的良导体。
铜是传热的良导体。
几乎所有的金属都是良导体，银是最好的导体。
Almost all metals are good conductors, silver being the best of all.
几乎所有的金属都是良导体，银是最好的导体。
Almost tall metals are good conductors, silver being the best of all.
铜是热的良导体。
纳米流体是比其组成元素各部分总和更佳的良导体。
Nanofluids are better conductors than the sum of their parts.
塑料是不良导体。
几乎所有的金属都是良导体，而银则是最好的导体。
Almost all metals are good conductors, silver being the best of all.
几乎所有的金属都是良导体，而银则是最好的导体。
Almost all metals are good conductors, and silver is the best of all.
各种液体，由于不含有自由电子，是热的不良导体。
Liquids, which contains no free electrons, are poor conductors of heat.
液体由于没有自由移动的电子因而是电的不良导体。
Liquids, which contain no free electrons, are poor conductor of electricity.
金属是具有较高的强度、导热性和气密性的良导体。
Metals are good electrical conductors with high strength and usually have no porosities for gas permeability.
金属是具有较高的强度、导热性和气密性的良导体。
Metals are good electrical conductors with high strength and usually have not porosities for gas permeability.
金属是具有较高的强度、导热性和气密性的良导体。
Metals are good electrical conductors with high strength and usually have not porosities for gas permeability.
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