在板带钢轧制过程中,为了获得良好的板形,必须使板带沿宽度方向上各点的延伸率和压下率基本相等。
参考答案:对
We won’t _____ other athletes in the 100-meter race if we don’t spend more time training hard.
A.compete for
B.compete with
C.compete in
D.compete
卖花声