left hand thread terrajar a mano izquierda反: reverse side扣: button up; buckle反扣钻杆: left-hand screw drill pipe; left-hand tool joint反扣打捞工具: reversing tool反扣接头螺纹: left-hand tool joint thread下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:反扣,即可在微信中查询翻译