- all concrete frame全混凝土框架;
- air waybill空运单;
- air trowel气动泥刀;
- air tooln.风动工具;
- air to air system空气空气式空档统;
- air tight test[化] 气密试验;
- air supply plant送气装置;
- air purifier空气滤净器，空气净化装置;
- air pocketn.气陷，气穴;气窝;气潭;
- air placing machine混凝土气力压送机;
- air permeability factor空气渗透因数;
- air lift pump空气升液泵;
- air jacketn.救生衣;
- air handling unit空气调节装置;
- air hammer气锤;风锤;
- air freight航空运费;
- air entraining cement掺加气剂的水泥;
- air demand供气量;
- air coolern.空气冷却器;
- air conditioning unit空调设备，空气调节设备;
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