The hanging bar is a long and thin light-wall conduit. The folding clothes hanger is composed of two relative folding arms.
挂杆为一细长、薄壁管，可折叠衣撑由相对的两个折叠臂组成。
To make a bedroom beautiful, conduit typically use the construction of the type that bury a wall.
为使居室美观，水管一般都采用埋墙式施工。
Butt fusion connection is banned for metallic conduit, and bush connection is banned for galvanized steel conduit, or steel conduit with wall thickness of 2 mm and below;
金属导管严禁对口熔焊连接，镀锌或壁厚小于等于2毫米钢导管不得套管连接；
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