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- return air vertical shaft 回风立井
- An inclined or vertical shaft or passage between levels in a mine. 小暗井矿井里层与层之间倾斜的或垂直的竖坑或通道
- J. Vertical Shaft Fine Adjustment Screw. 垂直杆微调螺丝.
- Hinged type return air louvre, model ARLH. ARLH型风口属可开式侧壁格栅风口。
- The part of a vertical shaft that turns in a bearing. 轴踵轴承中能旋转的垂直的轴
- Fracture accidents of vertical shaft lining in aquifer are introduced. 研究了表土段立井井壁的破裂情况；
- My vacation begins next week. I've got a return air ticket to my hometown. 我下周休假,已经买好了回家乡的往返机票。
- At this time there can only be 1 Zone Mixer in a Zone Return Air Path. 这种情况下一个区域回风路径只能有一个区域混风器。
- A platform or an enclosure raised and lowered in a vertical shaft to transport people or freight. 升降机在垂直通道上载运人们或货物升降的平台或笼子
- A nearly vertical shaft or cavity worn in a glacier by surface or rock debris falling through a crack in the ice. 冰川锅穴冰川中近于直立的井穴或洞，系由冰面和岩石碎屑从冰缝中坍落而成
- The Cave of Swallows in Mexico is a 400m vertical shaft, deep enough to engulf the Empire State Building. 原来，墨西哥的燕子洞有四百米深，足以放下整个帝国大厦！
- Therefore please do not delay the matter,and let us have the sale note and the other document per return air mail. 因此，请尽速办理，并航寄上述销售确认书及其他证件。
- Elegant enclosure made by valuable log, together with gilding vertical shaft and beautiful curlicue shows magnificence. 以贵重原木构造出高雅的机壳，镀金立柱和精美花饰点缀出富丽堂煌的气质。
- The simplest form of governor consists of a pair of balls which are attached to a vertical shaft by means of arms. 形式最简单的调速器是由一对球体构成；两个球体通过臂杆连接到垂直轴上。
- YDetermine system efficiency by comparisons of return air and delivery temperatures. 通过比较新风和回风的温度,确定系统的效率。
- Sand making machine also known as vertical Shaft Impact Crusher ,is applied widely for the powd... 发布者：吕秋平所在地：河南郑州市行业：机械及行业设备职位：外销员工作年限：二年以上
- The Zone Return Air Path lists the Zone Mixer and Zone Return Plenum components comprising the path. 区域回风路径列出了区域混风器和区域回风静压箱组件，这些组件构成了该路径。
- The development of vertical shaft tunnel in former USSR is introduced in the paper. 本文对原苏联等国家的竖井式泄水道发展过程作了简要介绍,并进行了评述。
- For a typical single duct air system there will be one zone supply air path and one zone return air path. 对于典型的单管空调系统，一般由一条区域送风路径和一条区域回风路径组成。
- Building humidification may not be required if return air contains sufficient humidity to satisfy winter requirement. 如果回风含有足够的湿度来满足冬季需求的话，建筑则不需要加湿。
