当拉下低位的轴承时，可必看到低位的封圈。( )
A.The lower washer comes into view during you pull the lower gear down. B.The lower seal comes into view when you pull the lower bearing down. C.The lower shim goes out of view while you pull the lower sheet down.正确答案B
当拉下低位的轴承时，可必看到低位的封圈。( )
A.The lower washer comes into view during you pull the lower gear down. B.The lower seal comes into view when you pull the lower bearing down. C.The lower shim goes out of view while you pull the lower sheet down.正确答案B
