- valve scavenging
- 气门: air door; air valve of a tyr ...
- 换气: take a breath; aeration chan ...
- 换气: 1.(屏气后再次呼吸) take a breath (in swimming); aeration2.(通风) change of air◇换气风扇 scavenger fan; 换气口 scavenge port; 换气装置 air interchanger
- 气门: [机械工程] air door; air valve of a tyre; [动物学] spiracle; stigma; stoma◇气门芯[心] valve inside; 气门柱 stylotrachealis
- 肺换气: gas exchange in the lung; pulmonary exchange; pulmonary ventilation
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