The tunnel would be well-ventilated if tall chimneys were built above sea-level . 假如高大的烟囱状通风管伸出海面的话，这条隧道的通风将是良好的。
Thus, judicious heat and ventilation is doubly critical during those times of the year . 这样，一年中的这段时间里，少量加热与通风是需要倍加注意的。
It is possible to design good heating ventilating and air conditioning systems at a reasonable cost . 人们可以用合理的造价设计一个良好的采暖通风和空气调节系统。
The whole hall hummed from its hundred ventilators and vibrated with the turn of the great engines below . 整个大厅里充斥着上百个通风器的嗡鸣声，并且由于大厅下面转动着巨大蒸气机而颤动着。
His plan was to introduce poison gas into ventilation system in the bunker in berlin during a full-dress military conference . 他的计划是在柏林地下室召开全体军事会议时将毒气送进通风设备。
Progress in repellent finishes has followed logical path, from occlusive coatings to those that permit the fabric to breathe . 防护整理上沿着正确合理的道路前进，即从堵塞式涂胶进步到通风透气的整理。
All automobile engines now built are equipped with the positive-crankcase ventilation system of crankcase emission control . 所有现代制造的汽车发动机，都需要装备控制曲轴箱有害污染的曲轴箱强制通风系统。
The crankcaseventilation system, using a road-draft tube, vented the crankcase vapors and blow-by gas into the atmosphere . 采用行车抽吸管的曲轴箱通风系统，给曲轴箱内的蒸气和窜漏气体排入大气提供了出口。
Ventilation plants on ships - gooseneck ventilators 船用通风设备.鹅颈管通风设备
The bedrooms rely on trickle vents in the windows 浴室靠窗上的微流通风器通风。
