| 1. | Harmful gases must be drawn out by centrifugal ventilator .
有害气体必须通过离心式通风装置排出。
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| 2. | The powerful ventilators added their continuous blasts and saturated the glowing plates with oxygen .
威力强大的鼓风机不停地吹着，把氧气充分地供应给白热的炉火。
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| 3. | 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。
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| 4. | Ventilation plants on ships - gooseneck ventilators
船用通风设备.鹅颈管通风设备
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| 5. | Choice on speed control plan of centrifugal ventilator
合理选择离心风机调速方案
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| 6. | Up - to - date study of ventilator - associated pneumonia
呼吸机相关性肺炎的研究近况
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| 7. | Emergency vault ventilators and vault - ventilating ports
储藏室紧急通风机和通风口
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| 8. | Ratio of respiratory ventilators to intensive care beds
加护病房病床配备呼吸器比
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| 9. | Application , maintenance and noise depressing of mine ventilator
维护及降噪改造
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| 10. | Shipbuilding . outlet ventilators . swivel head
造船工业.出口通风机.旋转吹风头
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