vacuum valve

常见例句

The vacuum valve opens to admit air.
真空閥開啓以補充空氣。
It consists air blowing system, heating system, vacuum vehicle, vacuum pump, vacuum valve and alarm equipment.
本機組由風循環系統、加熱系統、真空車、真空泵、真空閥等部件組成，竝設有報警裝置。
The utility model is provided with separate isolating valve, aeration valve, vacuum valve and thief rod mating the sampling cavity to keep the air in the furnace cavity and realize on-line sampling.
本實用新型設置了獨立的隔離、充氣、真空閥門以及與取樣腔配套的取樣杆，使取樣過程中的爐腔內氣氛不變，達到在線取樣的目的。
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