用扳手拧松并拆下螺帽。
A.Loosen and remove nut with wrench. B.Tighten and torque nut with spanner. C.Remove and replace nut with wrench.正确答案A
用扳手拧松并拆下螺帽。
A.Loosen and remove nut with wrench. B.Tighten and torque nut with spanner. C.Remove and replace nut with wrench.正确答案A