车床主轴（）使车出的工件出现圆度误差
A.径向跳动
B.轴向窜动
C.摆动
D.窜动
参考答案：A
While he plays extremely well in individual sports, James is thought to co-operation in team events.
A．acquire
B．reduce
C．lack
D．overcome
家庭功能
