auxiliary ventilator

• 辅助通风机,辅助通风器

auxiliary ventilator的用法和样例：

例句

1. The ventilator inventor's adventure prevented him from venturing revenge.
   通风机发明家的奇遇阻止了他冒险复仇。
2. Using this system to drive mine ventilator,the purpose of energy saving and profit increasing is achieved.
   用该系统驱动矿井通风机，达到了节能增效的目的。