insulators

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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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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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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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。

《柯林斯高阶英汉双解学习词典》

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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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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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.

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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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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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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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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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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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Crystals may be insulators, semiconductors, or conductors.

晶体可以是绝缘体, 半导体, 或导体.

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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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