YA51型立式打叶机的上体由钢板焊制而成的容器，内分（）个隔离仓，每个仓有一个主分室和二个辅助分离室。
参考答案：五
Why was he rejected by the university().
A.Because he didn’t apply for the university on time.
B.Because he did poorly in the entrance examination.
C.Because he was accepted by another university.
在ABC类库存物资划分中，（）占库存品种总数的5％至20％，而其占用资金额的60％至70％。
A、A类
B、B类
C、C类
D、A类和B类
