短語詞組短語elastic reserved angular distortion 彈性反向角變形welding line angular distortion 焊縫角變形;焊縫角變型angular distortion detail 角畸變welding angular distortion 焊接角變形equal angular distortion 等角變形maximum angular distortion 角度最變形angular distortion measurement 角變形測量welding line angular DISTORTION METER 焊縫角變形 返回 angular distortion