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- general ventilation system 全面通风系统
- Ductwork.Dimensions of circular flanges for general ventilation. 标准/规范英文名： Ventilation for buildings.
- Efficiency of the ATK Evaporative cooling ventilation system. ATK水濂蒸发式冷却通风系统的主要功能
- Construction of Mine Ventilation System in Zhaojin (Group) Co. 招金(集团)公司矿井通风系统建设。
- Operating under effective ventilation system or wear carbon mask. 有效抽风或配戴防毒口罩。
- The crankcase ventilation system carries fresh air through the crankcase. 曲轴箱通风系统要携带新鲜的空气通过曲轴箱。
- The new winter ventilation system consisted of a perforated plastic tube. 新的冬季通风系统由带孔的塑料管组成。
- Special Areas、General Ventilators etc. 特殊区域、一般通风设备等。
- General Ventilators 、 Make-up Air Systems etc. 一般通风设备、空调箱等。
- The office has recently been refurbished and the ventilation system improved. 这间办公室最近重新修缮油漆过, 通风系统得到了改善。
- The new winter ventilation system consisted of a perforated plastic tube . 新的冬季通风系统由带孔的塑料管组成。
- Variable air volume(VAV) ventilation systems. 变风量通风空调系统。
- The crankcase ventilation system for 4-stroke motorcycle should be improved. 四冲程摩托车用曲轴箱通风系统应当改进。
- What's the requirement for the forced ventilation system for crankcase? 发动机曲轴箱强制通风的要求？
- 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。
- Presents the general ventilation and air conditioning schemes for removing indoor excessive heat in a substation, and summarizes the calculation methods of equipment selection. 摘要介绍了变配电机房消除室内余热常用的通风空调方案，并总结了设备选择的设计计算方法。
- Adopted unique ventilation system and rotational direct current motor stabilize the hot airflow. 采用独特的导风系统及旋转式直流电机,恒定预热风量。
- But then farms began to use new ventilation systems. 但然后农民开始使用新的通风系统。
- Experience with cooling, heating and ventilation systems. 有制冷，供暖及排风系统维护经验。
- Adopted unique ventilation system and non-carbonate direct current motor stabilize the hot airflow. 采用独特的导风系统及无碳刷直流电机,恒定预热风量。
