glass tube

• 玻璃电子管

glass tube的用法和样例：

例句

1. In a radio tube there is a source of electrons.
   在电子管中，有一个电子发射源。
2. "A science fiction cannot not be regarded as a mere entertainment, but in fact it tells the reader much more."
   "科幻小说不能简单地看成是供消遣的，而实际上它给读者展示更深刻的内容。"
3. Heat the glass tube to the point that it can bend.
   将玻璃管加热，以能弯曲为度。
4. A glass or quartz tube has tungsten electrodes sealed in each end.
   两根钨丝电极是封在玻璃管或石英管的两端。

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