end bracket短语¹⁴⁴⁹⁷²⁺² 基本例句 尾架,尾轴承架 Brackets with net thickness, in mm, less than15Lp, where Lp is the length, in m, of the free edge of the end bracket, are to be flanged orr stiffened by a welded face plate. 通常情况下，当肘板厚度小于15倍的自由边长时需要做面板或者加强，这里肘板取毫米，自由边尺寸取米。 tribon