汽车电子控制系统一般由电控单元、传感器、执行器三部分组成。
参考答案:对
I like ______ of the two stories, for this story is _____ than that one.
A.both; not more interesting
B.neither; no more interesting
C.neither; not more interesting
D.either; no more interesting
下列不是合金渗碳钢热处理方法是()。
A.渗碳后直接淬火和低温回火
B.淬火和低温回火
C.渗碳后直接淬火和中温回火
D.淬火和中温回火