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- Keywords air loop duct;VAV systems;experiments;analysis; 变风量（VAV）系统;环形风管;送风系统;实验分析;
- The news of their marriage knocked me for a loop. 他们结婚的消息使我大吃一惊。
- The road makes a wide loop around the lake. 这条路沿湖绕一大圈。
- A loop fastened to a belt to hold a tool or weapon. 挂武器环固定在腰带上拴工具或武器的环套
- One loop or winding of a coiled rope or cable. 一卷绳索，一捆船索卷起的绳子或钢丝的一圈或一卷
- Carrying down or away. Used of a duct or vessel. 传送的指通过导管或管道传送下来的或输送的
- The loop becomes magnetic when the current is switched on. 通电时线圈就会有磁性。
- loop duct 环形回流通风地槽
- The loop of string makes a handle for the parcel. 细绳结的环做成包裹的拎襻。
- A duct often contains cross braces. 管道内往往是有支撑拉条。
- A tube or duct for enclosing electric wires or cable. 线管包裹电线或电缆的管子或沟道
- Loop that end of the rope through this and knot it. 把绳子的这一头儿从这里穿过然后打结。
- A/C duct and vent duct structure of W/H Deck. 驾驶甲板空调、机械风管结构。
- This control may be closed loop or open loop. 控制可以是闭环的也可以是开环的。
- Maybe you have never heard of duct tape. 也许你还没有听说过管道胶带吧。
- The tie on the cystic duct may slip off. 在胆囊管上的结扎可能滑脱。
- A knot forming a loop that does not slip. 死结形成一个不能滑脱的环状结
- The news of their divorce threw us for a loop. 他们离婚的消息使我们大吃一惊。
- Balancing components shall have duct jacket. 弹性补偿元件应有导流套;
- The news of their marriage threw me for a loop. 他俩结婚的消息使我十分诧异。
