high vacuum valve
【化】 真空油槽车
vacuum truck
暂无补充释义。
相关词条
vacuum flash vaporizer
absolute vacuum gauge
relative and absolute vacuum tester
cloth vacuum extractor
vacuum rotary filter
coarse vacuum pump
high vacuum seal
vacuum truck
暂无补充释义。
high vacuum valve
vacuum flash vaporizer
absolute vacuum gauge
relative and absolute vacuum tester
cloth vacuum extractor
vacuum rotary filter
coarse vacuum pump
high vacuum seal