两个力的合力的最大值是10N,最小值是2N,这两个力的大小是____________和____________。
6N,4N
— Excise me. Could you please tell me how I can get to the supermarket?
— Go straight and take the first turning on the left. You can't miss it.
Which of the following is the right way to the supermarket? [ ]
A. B. C.
在汽轮机运行中,转子轴向位移发讯器是怎样移动的()。
A、随转子一块移动;
B、随汽缸一起移动;
C、不移动。