safety device preventing torsion by special shape of screw heads, screw shafts_专利英汉词典
safety device preventing torsion by special shape of screw heads, screw shafts
[专利英汉词典]
safety device preventing torsion by special shape of screw heads, screw shafts【机械工程；照明；加热；武器；爆破】
通过螺母头、螺栓形状防扭曲安全设备
是什么意思，safety device preventing torsion by special shape of screw heads, screw shafts的解释，safety device preventing torsion by special shape of screw heads, screw shafts的翻译
