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- Ventilation: Good general or local exhaust ventilation are required for usage. 通风措施:需要使用适当的通风装置。
- ENGINEERING CONTROLS: Use local exhaust ventilation to control dust. 工程控制:使用当地除尘通风设施。
- Ventilation: positive downdraft exhaust ventilation should be provided to maintain vapor concentration below TLV. 通风:为了使气体聚集程度维持在阀极限值之下,应提供通畅的向下棋流排气通风设施。
- Ensure efficient exhaust ventilation in the working area. Avoid contact with eyes, skin. 工作区保持通风良好,避免触及眼睛、皮肤。
- Ensure efficient exhaust ventilation in the working area. Do not use at source ignition. Avoid contact with eyes, skin. 工作区保持通风良好,远离易燃物质,避免触及眼睛、皮肤。
- It is a general belies that exhaust ventilation method is not suitable for spontaneous combustion mines. 在发火矿山不应采用抽出式通风,这是人们的普遍认识。
- Local exhaust ventilation or other engineering controls are normally required when handling or using this product to avoid overexposure. 使用时避免过度暴露,必要时使用当地抽风系统或其它工程控制。
- Engineering contacts: If general ventilation is insufficient to maintain vapor concentration below Established exposure limits, use local exhaust ventilation. 如果在不够通风的条件下处理,需要采用一定的通风设备进行处理。
- Flow conservation equation and pressure balance equation of double-shaft blow and exhaust ventilation model for highway tunnels are recommended on basis of hydrodynamics in the paper. 以流体力学为基础,建立了公路隧道双竖井送排式通风方式的流量平衡方程和压力平衡方程。
- 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。
- Combination of forced and exhaust ventilation 压抽混合式通风
- The tail exhaust pipe of the motor vehicle emitted poisonous smoke. 机动车的尾部排气管排出有毒的浓烟。
- Analysis of Exhaust Ventilation Mode of Subway Tunnel Fire 地铁区间隧道火灾排烟通风模式分析
- This is a room with good ventilation. 这是个通风良好的房间。
- The Study of the Controlled Cyclic Exhaust Ventilation in Tunneling with a TBM 掘进机可控循环通风方法的研究
- The exhaust valve on my car have burn out three times. 我车子上的排气阀已烧坏三次。
- Exhaust gas has been incriminated in air pollution in cities. 废气已过视为城市空气污染的原因。
- The exhaust valve on my car has burnt out three times. 我车子上的排气阀已烧坏三次。
- Something has gone wrong with the car's exhaust system. 汽车的排气系统出了故障。
- Effective measures have been taken to prevent exhaust pollution. 业已采取有效措施以防止废气污染。
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