发电机的轴承座绝缘垫中，需要夹一层铁垫，目的是为了保护绝缘垫的强度。
参考答案：错
下列国家中，有“骑在羊背上的国家”之称的是
—We’re playing really well this season.We believe we will win!
—______
A．I bet you do!
B．You are in with a chance to win.
C．Nice idea!
D．I’ll see to that.
