- all outside air system全外部空气第系统;
- air ventilator通风孔;
- air tube空气管;
- air tankn.氧气筒;
- air springn.（象弹簧一样起减震作用的）气垫;
- air sampling空气取样;
- air line航空线;气泡线;空气管道;空气谱线;
- air leakage漏气，漏风，漏气量;
- air infiltration[机] 空气渗透;
- air humidity空气湿度，气湿;
- air freight航空运费;
- air exhaust排气;抽气;排风;
- air dried lumber气干材;
- air demand供气量;
- air cushionn.气垫，气室;
- air content空气含量;
- air compressorn.空气压缩机;风泵;
- air cleanern.空气过滤器;滤气器;
- air channel通风道;通气槽;空气道;排气道;
- air change换气;
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