第二次科技革命的发生,对资本主义生产关系产生了.深远的影响,它使资本主义制度最终确立起来。 ( )
参考答案:错
—How was your vacation, Sarah?
— [ ]
A .It's pretty good
B. It was pretty good
C. It's hot
D. It was hot
汽车传动系的传动比越大,则汽车所获得的驱动力矩()。