供气: air feed; air supply泵: pump手压潜水供气泵: diver's pump供气: air feed; air supply◇供气泵 air feed pump; 供气管道 gas supply line; air line气泵: [机械工程] air pump抽气泵,吸气泵: air-extractor供气道: air supply duct; air supply dump供气阀: air supply valve供气管: air hose; air supply pipe; air-supply duct; supply air pipe; supply air tube供气机: air feeder供气门: sucker door供气扇: air supply fan供气图: air supply diagram供气网: gas grid送气,供气: airfeed掺气泵: air ballast pump充气泵: inflator pump抽气泵: suction [sucking] pump; ejector; air extracting pump; extraction pump; off-gas pump除气泵: off-gas pump打气泵: blast pump; inflating pump废气泵: flue gas pump干气泵: dry-air pump汞气泵: mercury air-pumpmercury vapour pump换气泵: scavenge pump; scavenger pump; scavenging air pump; scavenging pump空气泵: air lift pump; air pump; atmospheric pump; pneumatic pump
