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- Design on Air Door and Silencer in Forced Ventilation in Colleries. 煤矿压入式通风系统中风门和消声装置设计
- What's the requirement for the forced ventilation system for crankcase? 发动机曲轴箱强制通风的要求？
- RAILWAY ROLLING STOCK. ELECTRIC AIR HEATERS WITH SHIELDED ELEMENTS, WITH FORCED VENTILATION. 铁路车辆。有防护装置的机械通风电采暖器具。
- Forced ventilation should be provided when applying paint in confined spaces or stagnant air. 在狭窄处或空气不流通处施工,必须提供强力通风。
- The Permit Holder shall install a forced ventilation system fitted with deodourizer for cleansing the air before discharged into open air. 许可证持有人须装置一套设有除臭器的强制式通风系统,用作排出空气前净化空气。
- Direct escaping gas to either an appropriate disposal unit or a forced ventilation system where it can be safely diluted and remotely vented. 直接把逃逸气体导入合适的处理装置，或者导入强制通风系统，在那里能够安全地稀释气体并排放到远处。
- Provide adequate ventilation, particularly in roof areas where hydrogen might collect. Forced ventilation may be necessary in some applications. 提供充分的通风，特别是氢容易积聚的屋顶区域。某些应用中强制通风是必要的。
- Flamenbaum I,Wolfenson D,Mamen M,et al.Cooling dairy cattle by a combination of sprinkling and forced ventilation and its implementation in the shelter system[J]. 李如治;黄昌澎;等.;蒸发降温和高蛋白对乳牛夏季牛产性能的影响[J]
- The combination of forced ventilation system and creep box for farrowing houses is a promising approach to solve the conflict between sows and piglets thermal comfort. 因此，分娩舍中水帘及保温箱结合使用的分娩栏，是有希望解决大猪怕热小猪怕冷的情况。
- The means of sealing by nitrogen aerating and local forced ventilation are used for the leakage source points so as to reduce the explosion class in the gas zones. 通过对煤气加压站煤气泄漏源点的分析和确认,并对其泄漏源点采取充氮密封和局部强制通风等手段,以达到降低煤气区域爆炸等级的目的,并对煤气加压站防爆等级进行了探讨性划分。
- It is vain to attempt to root out heresy by force. 试图用暴力消除异端邪说是徒劳的。
- Napoleon conquered by the force of an iron will. 拿破仑攻无不克靠的是坚强的意志。
- But they refused to bow to force. 但他们拒不向武力低头。
- The local mechanical ventilation is usually used in the construction of mine tunneling,the common ventilation methods are exhaust ventilation,forced ventilation and compound ventilation. 在矿山巷道的掘进作业及隧道的导洞开挖等工程中,常采用局部机械通风,常见的通风方式有抽出式、压入式和混合式。
- I had to use force in opening the door. 我不得不用力开那一扇门。
- The invasion force was annihilated. 侵略军被消灭了。
- When do the new safety rules come into force? 新的安全规则何时生效?
- The destructive force of the storm is huge. 暴风雨的破坏力是巨大的。
- At this instant, the ventilator blowers must work properly, as the blowers prohibit the Control Unit work without the forced ventilation. 在这一刻，通风机、送风机必须很好地工作，因为没有强制通风，送风机将阻止控制部件的工作。
- Many old rules are not in force any more. 许多旧的制度都已经失效。
