什么是复合工序?
参考答案:
将两个或两个以上的基本工序合并在一起,在压力机的一次行程中完成,称为复合工序。
交叉性偏身感觉障碍病变定位于
A.大脑皮质
B.内囊
C.脑干
D.脊髓
E.后根
20.It was four o'clock in the afternoon_____he and his grandpa reached the museum in Guanghan, _____an official warmly received them.
A.that; where
B.when; that
C.when; where
D.that; when