stiffener
特殊用法bottom stiffener1.■底部加强肋center sill stiffener1.■中梁补强铁end stiffener1.■端部加劲物pipeline stiffener1.■管道支肋ribbed stiffener1.■加劲肋shoe stiffener1.■皮鞋硬衬steel stiffener1.■钢质加硬器transverse stiffener1.■横向加强构件vertical stiffener1.■竖向加劲杆web stiffener1.■梁腹加筋角铁, 腹板加筋件