He stuffed the ventilator shafts up to stop the smoke from entering his room.
他堵住了通风管道,用以防止烟气进入他的房间.
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Expanded mesh, made ba cutting and drawing of fine steel, is beautiful, light and ventilative.
钢格网系选用优质钢材切拉而成, 具有外型美观 、 轻便、通风等优点.
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The elimination of indoor air pollution, the most effective way to the physical ventilation.
消除室内空气污染, 最有效的物理方式就是通风换气.
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The low pressure gas injected by the high gaseity fuel and the natural ventilation is used.
采用高压气体燃料引射低压瓦斯,自然通风.
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本公司产品广泛应用于温室、畜禽舍、工业厂房等场所的通风降温.
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严防潮湿,通风、干燥处存放,保持期一年.
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