jack bolt
螺栓头镦锻机
bolt heading press
暂无补充释义。
相关词条
expansion bolt
butterfly bolt【机】;wingheaded bolt【机】
bolt
hexagon head bolt
Anything unexpected may happen. a bolt from the blue;out of the blue
bolt from the blue
anchoring bolt, rock anchor
bolt heading press
暂无补充释义。
jack bolt
expansion bolt
butterfly bolt【机】;wingheaded bolt【机】
bolt
hexagon head bolt
Anything unexpected may happen. a bolt from the blue;out of the blue
bolt from the blue
anchoring bolt, rock anchor