1.
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。
2.
"Be well lit, ventilated and routinely cleaned and sanitized and maintained in good working condition;"
有很好的照明,通风设施且经常清扫,消毒使处于良好状态
3.
Talking about the Importance of the Building Position of the Ventilation Equipment in Coalmine’s Gas Prevention
浅谈通风设施的砌筑位置在矿井瓦斯防治中的重要性
4.
Design and Implement of Bi-shield TBM Construction Ventilation System
双护盾TBM施工通风系统的设计和实施
5.
Communications Equipment Procurement Risk Managemente and Response Measure
通信设备采购的风险管理及应对措施
6.
Calculation of Wind Amount Needed by Ventilation During Tunnel Driving Construction and Selection of Equipments
隧道掘进施工通风风量计算与设备选择
7.
or operate sprinkler systems to extinguish fires and remove toxic gases from the atmosphere.
或者起动喷水设施灭火，并且通风排除有毒气体。
8.
Research Status of the Aerodynamics of the Effect of Wind on Transport Facilities
风对交通设施的作用空气动力学研究现状
9.
Construction Ventilation Design for Water Conveyance Tunnels of Hydropower Stations in Plateau Area
高原地区水电站引水隧洞施工通风设计
10.
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。
11.
Submit shop drawings and order long lead items - HVAC
提交施工图并采购长期使用的建材-采暖、通风和空调设备
12.
The Design and Implement of Ventilating and Air-conditioning System in Wuhu Cigarette Factory;
芜湖卷烟厂通风空调系统技术改造设计与工程实施
13.
Influence to Residential Buildings’ Natural Ventilation of Retractable Shading-of-buildings in Nanjing Area
活动式建筑遮阳设施对南京地区居住建筑室内自然通风的影响
14.
Case Study on Design of Construction Ventilation System of Chaohe Tunnel on Central Route of South-to-North Water Transfer Project
南水北调中线工程潮河段隧洞施工通风设计研究
15.
Typhoon smashed all installations.
台风摧毁了全部设施。
16.
Control of Air Flow Passing Through Cross Tunnels in Tunnel Construction Jet Ventilation
隧道施工射流通风中横通道的风流控制
17.
A device for indicating wind direction.
风标用来显示风向的设施
18.
four-lane toll facility
四线征收通行费设施