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The principle of a new kind of gas-gap switch is presented in this paper.
本文介绍了一种新型低温热开关的工作原理。
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The existence of gap gas aggravate the course of coal body damage;
由于空隙瓦斯的存在，加剧了煤体失稳破坏的过程；
youdao
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The existence of gap gas aggravate the course of coal body damage;
由于空隙瓦斯的存在，加剧了煤体失稳破坏的过程；
youdao