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- supply and exhaust ventilation 供排气通风
- The purpose of the ventilation system is to supply and exhaust air for passenger safety and comfort. 装置通风系统的目的，是为地铁站进气和抽气，以便为乘客提供安全和舒适的环境。
- Presents the ventilation mode and air distribution form, design of air supply and exhaust and the application of variable frequency control. 摘要介绍了该工程的通风方式与气流组织形式，送排风系统设计以及变频控制的应用。
- The supply and exhaust grills near the floor of cleaning room should consider use of vertical louvres. 洁净室下回风口、下排风口宜采用竖向百叶风口。
- 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。
- With the project example, discusses the request of ventilating and cooling system, calculation of supply and exhaust air rate and design of ventilating system. 摘要结合设计实例，探讨了对通风冷却系统的要求、进排风量的计算及通风系统的设计。
- Combination of forced and exhaust ventilation 压抽混合式通风
- central supply and exhaust system 集中送风和排风系统
- The law of supply and demand governs the prices of goods. 供求规律决定商品的价格。
- We must try to maintain the equilibrium of supply and demand. 我们必须努力保持供求均衡。
- External air duct and exhaust pipe connector. 外置式出入油管连接座。
- The air reeked of solvents and exhaust fumes. 空气中充满了溶剂和废气的味道。
- Smoke and exhaust are pollutants. 烟和汽车废气都是污染源.
- VX/Sea Wing rocket models and exhaust FX tweaks. 海之翼的火箭模型和喷气特效微调.
- Drain and exhaust through the stopper. 冷却器可由螺塞排水或排气。
- All three men were hot, dirty, and exhausted. 三个人都是又热、又脏且精疲力竭。
- 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。
- Govern by supply and demand, price is the invisible hand in economics. 在经济生活中，价格是看不见的手，取决於供给与需求关系。
- ENGINEERING CONTROLS: Use local exhaust ventilation to control dust. 工程控制:使用当地除尘通风设施。
- This shop ensures ample supply and prompt delivery. 本商店保证货源充足，供应及时。
