《bottom hinged ventilator》怎以读
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《bottom hinged ventilator》是什么意思
下折翼气窗；
学习《bottom hinged ventilator》怎么用
权威例句
Hinged ventilator of the hopper type
Combination ventilator
Cowl ventilator screen
Ventilator assembly
Roof ventilator for cabs
Ventilator
Ventilator
Ventilator
Self contained window structure
Erectable sleeve
Combination ventilator
Cowl ventilator screen
Ventilator assembly
Roof ventilator for cabs
Ventilator
Ventilator
Ventilator
Self contained window structure
Erectable sleeve