招工方式从顶替到公开招聘,聚合轴是()。
A.从宽幅走向窄幅
B.没有什么变化
C.变化不明显
D.从窄幅走向宽幅
参考答案:D
Between the two windows was taken 10 years ago.
A.a picture hangs that
B.a picture hanging which
C.does a picture hang which
D.hangs a picture that
隔离开关的作用为()。
A.隔离电源
B.控制操作频繁的回路
C.倒闸操作
D.接通和切断小电流电路