冲压模具材料一般采用()。
A、铸铁
B、铸钢
C、砂土
D、铸铝
参考答案:B
25. Life insurance is not really betting although it can be compared to it.You pay the money just _______.
A.in time
B.in case
C.in return
D.in honor
《廉政准则》在禁止脱离实际、弄虚作假、损害群众利益和党群干群关系方面,规定了不准有哪些行为?