duct accessory中文什么意思

风管部件

• duct:    n. 1.管，导管，输送管；槽，沟， ...
• accessory:    adj. 1.附属的，附带的，辅助的 ...
• accessory hepatic duct:    副肝管

例句与用法

1. Air purifier , alarm and control , confined air monitoring system , dust control clean room , fan duct accessory , furnace emission reduction , nuclear measuring device
   空气净化器、警报及控制设备、密闭空间气体监测系统、尘埃控制
2. Air purifier , alarm and control , confined air monitoring system , dust control clean room , fan duct accessory , furnace emission reduction , nuclear measuring device
   空气净化器、警报及控制设备、密闭空间气体监测系统、尘埃控制