形状精度的获得方法?
参考答案:
(1)成形运动法
(2)非成形运动法
The man as well as his horse ____ crossed the river ____ from Tokyo.
A.which; come
B.that; comes
C.who; came
D.that; come
小型配电所( )采用弹簧储能操动机构合闸和去分流分闸的全交流操作。
A.应 B.宜 C.不宜 D.不应