cooling duct

• 冷却道,冷却通道,空气通道

cooling duct的用法和样例：

例句

1. The need for periodic cleaning and flushing of cooling passages is eliminated.
   避免了对冷却通道进行定期的清洗和冲刷。
2. An annular cavity placed around the anode of arcjet was designed to form a regenerative cooling channel on the base of an arc jet.
   该文在原有电弧加热发动机基础上进行改进，设计了覆盖发动机阳极的环形空腔，形成再生冷却通道。