The vacuum chamber was fabricated from steel plate and toughened glass. The air density can be changed through adjusting the air pressure with a vacuum pump.
真空箱采用钢板和钢化玻璃制作,利用真空泵调节真空箱内的气压可以改变箱内的空气密度。
参考来源 - 薄膜振动附加质量试验研究·2,447,543篇论文数据,部分数据来源于NoteExpress
以上来源于: WordNet
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