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handrailing的音標(biāo)：handrailing的英式發(fā)音音標(biāo)為：['h?ndre?l??]handrailing的美式發(fā)音音標(biāo)為：['h?ndre?l??]...

Ball Joint Handrailing is one good type of the handrails.球接欄桿是欄桿的一種較好的型式.Posts for removable handrailing shall be secured to the sleeve.移動(dòng)扶手的標(biāo)桿要保證套筒的安全....

扶欄桿...