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| English | Chinese |
| converging duct | 收敛管道 |
| dual-duct air-conditioning system | 双风管空气调节系统 |
| duct keel | 箱型中底桁 |
| evaporation duct | 大气波道 |
| scavenging duct | 扫气管 |
| sheet packing, lagging material for piping and flexible joint, HVAC ducts Ducts are used in heating, ventilation, and air conditioning | 管子和挠性连接的薄板填料和护层隔热材料，HVAC 导管用于供暖， 通风和空调设备的导管 |
| space/ duct insulation | 处所/导管隔热 |
| thrust of duct | 导管推力 |
| turbine entry duct | 燃气收集器 |
| ventilation duct | 通风导管 |
| ventilation ducts | 通风管道 |
| wake equalizing duct | 补偿导管 |
| water intake duct | 水进流管道 |