... circular dressing machine ==> 圆形梳棉机 circular duct ==> 圆形风管 circular electric mode magnetron ==> 同轴磁控管 ...
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circular duct heater 盘管式加热器
hole punching on circular duct 圆管冲孔
Circular duct fan 管道同轴风机
circular duct bend 圆风管弯头
non-circular duct 非圆形管道
flat circular duct 扁圆形通道
The invention relates to a circular duct butt-welding rapid spotting and locating device and a circular duct butt-welding method.
本发明涉及一种圆管对焊快速找正定位装置及圆管对焊方法。
Now the utilization of circular duct becomes more and more popular abroad, but in China the utilization rate of circular duct is only about 20%.
在国外目前圆形风管的使用率都变得越来越普及，而国内的使用比例只有20%左右。
Rectangular branch takeoff duct with adjustable transition. Circular or rectangular duct can be specified.
具有可调转换的矩形分支引出管道。可指定为圆形管道或矩形管道。
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