insulators

Natural fabrics like silk and wool are better insulators than synthetics.

丝绸和羊毛之类的纯天然织物比合成纤维的保暖性更好。

柯林斯例句

To reduce heat losses the pipes are covered by thermal insulators.

为了减少热散失,管子外包保温层.

辞典例句

Crystals may be insulators, semiconductors, or conductors.

晶体可以是绝缘体, 半导体, 或导体.

辞典例句

Also, be sure all insulators are kept clean and free of contamination.

而且, 还要确保所有的绝缘体清洁、不受污染.

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Insulators in reality conduct electricity but, nevertheless, their resistance is very high.

绝缘体实际上也导电, 但其电阻很高.

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Polluted insulators may flashover at any time under disadvantage weather conditions.

在恶劣的自然环境下,积污绝缘子随时可能发生闪络.

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Semiconductors have properties different from those of conductors and insulators.

半导体具有不同于导体和绝缘体的特性.

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In metals all electrons are free, and in insulators they are fixed.

金属里面电子是自由运动的, 但在绝缘体里面是不动的.

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Conductors let electricity through, but insulators don't let through.

导体让电流通过, 而绝缘体则不让通过.

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Wherever conductors are needed, insulators will be in dispensable.

凡是需要导体的地方, 绝缘体就必不可少.

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Insulators in reality conduct electricity but their resistance is very high.

实际上绝缘体也导电,但电阻很高.

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Plastic, cloth, glass and dry air are good insulators.

塑料 、 布 、 玻璃和干燥的空气都是很好的绝缘体.

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Things made of bamboo are insulators, which function very well.

竹木制品是绝缘体, 具有很好的防导电功能.

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Heat transforms the toppings into transistors, conductors and insulators.

热把化学配品变成晶体管 、 导体和绝缘体.

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Objects which cannot let electricity pass through are called insulators.

不能让电流通过的物体叫做绝缘体.

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