Railway vehicles-Mushroom head anchor screws with metric ISO thread-Class C
铁路车辆.带ISO米制螺纹的菌头地脚螺栓.C级
属类:行业标准名称-国际标准-DIN 25193-2003
Railway vehicles-Mushroom head anchor screws with metric ISO thread-Class C
铁路车辆.带ISO米制螺纹的菌头地脚螺栓.C级
属类:行业标准名称-国际标准-DIN 25193-2003
noun
1.an anchor that has a bowl-shaped head with the shank welded to its center, is capable of grasping the ground however it falls, and is used chiefly for permanent moorings — see anchor illustration