原料的夹杂缺陷在加热及轧制过程中可以消除。
参考答案：错
利润表是反映企业在一定会计期间内经营成果的报表。（）
22．The site is fairly near the city center, ___ it can only be reached by a series of narrow streets．
A．and
B．but
C．or
D．So
