该公司的60个雇员生产空气幕——这是安装在天花板上的矩形鼓风机，可以将热风或冷风，昆虫和灰尘拒之在外达到调温的功能。
The company's 60 employees make air curtains - rectangular blowers mounted on the ceiling that keep out hot or chilly air, insects and dust while keeping in air-conditioning and heat.
他们办理会幕的事，就是抬帐幕的板，闩，柱子，和带卯的座。
This is their duty as they perform service at the Tent of Meeting: to carry the frames of the tabernacle, its crossbars, posts and bases.
分析径向倾斜抄板对料幕的影响，讨论抄板弯角的合理性。
The influence of radial slanting flight on cascade was analysed and the reasonableness of the flight welding Angle was discussed.
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