电枢移动式起动机属二级起动啮合式起动机。
参考答案：对
世界上海陆面积比例是（ ）
A．各占一半
B．23陆地
C．14海洋
D．三分陆七分海
—Could you tell me_____________?
—Certainly. In half an hour.
A. when the high speed train will arrive
B. when the high speed train arrived
C. if the high speed train has arrived
