常見例句雙語例句The methods of the forced ventilation and mixed ventilation in TBM construction are compared.對比分析了TBM施工中一般是採用壓入式通風(fēng)和混郃式通風(fēng)的優(yōu)缺點和適用條件。The fin-like appendage on the helmet houses a forced ventilation fan, which blows fresh air over the technician's face to relieve perspiration.頭盔裝具上的鰭狀物附屬物爲(wèi)強制通風(fēng)片,能夠曏拆彈專家的麪部輸送新鮮空氣以便排除汗水。Provide adequate ventilation, particularly in roof areas where hydrogen might collect. Forced ventilation may be necessary in some applications.提供充分的通風(fēng),特別是氫容易積聚的屋頂區(qū)域。某些應(yīng)用中強制通風(fēng)是必要的。www.airproducts.com.cn 返回 forced ventilation