- air volume control风量第;
- air vessel空气罐;
- air ventilator通风孔;
- air trowel气动泥刀;
- air to water system空气 水第系统;
- air to air system空气空气式空档统;
- air purification空气净化;
- air pollution control空气污染控制;
- air mortar加气灰浆，气硬砂浆;
- Air Macau澳门航空公司;
- air logn.航空日记;
- air hydraulic jack气液千斤顶;
- air hardening of cement水泥空气硬化;
- air gap空隙;气隙;
- air filtration空气过滤;
- air entrainment加气处理，掺气，加气剂;
- air entraining admixture加气掺合剂;
- air entrained agent加气剂;
- air diffuser空气扩散器;散流器;
- air crash飞机失事;
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