- air ventn.气孔;
- air tooln.风动工具;
- air tight door气密门;
- air supply plant送气装置;
- air space ratio空隙比;
- air setting refractory mortar气凝性耐火砂浆;
- air setting refractory cement气凝性耐火胶结材料;
- air purification空气净化;
- air mortar加气灰浆，气硬砂浆;
- air marshal中将;
- air line航空线;气泡线;空气管道;空气谱线;
- air freight charge航空运费;
- air freight航空运费;
- air expressn.航空快递邮件，空运包裹;
- air exhaust opening排气口;
- air curtainn.把空气压缩向下喷成的无形门帘;风幕;风障;
- air control气动控制，空气控制;制空权;
- air bubblen.气泡;
- air brush喷枪，气刷;
- air brickn.空心砖;
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