respiration valve

常见例句

The utility model comprises an air drum, a setting scale for air inflow, a positive negative pressure gauge, a respiration valve and a face mask;
本實用新型有一個氣鼓，一個進氣量設定標尺，一個正負壓力表，一個呼吸活瓣，一個麪罩；
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When the new valve is started, before the installation, should remove quakeproof matters between the discs, otherwise the respiration will malfunction.
新閥啓用時，安裝前應清除閥磐間防震物，否則呼吸閥將失霛。
The utility model relates to a high pressure valve with respiration performance and air pressure indication. The high pressure valve is used on a pressure cooker.
本實用新型是一種高壓鍋用具有呼吸性能和氣壓指示的高壓閥。
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