air ducting
短语词组
- air handling ducting 管道通风
- air intake ducting 进气管道;进气管
- air -conditioning ducting 空调管系
- air ducting system 气道系统
- additional air ducting 辅助空气导管
- peripheral air ducting 周边空气管
- air ducting and gasket connection 气道和衬垫接头
- air off -take ducting 抽气管系 返回 air ducting