将控制器转到完全关闭位置( )
A.Turn the control to the full close position B.Turn the control to the fully closed position C.Turn the control to the fully close position正确答案B
将控制器转到完全关闭位置( )
A.Turn the control to the full close position B.Turn the control to the fully closed position C.Turn the control to the fully close position正确答案B