40钢比40Cr钢的淬透性、淬硬性和回火稳定性均低。
参考答案:错
Dear students, please read every sentence carefully. _________ you are, _________ mistakes you’ll make.
A.The more careful; the fewer
B.The more carefully; the fewer
C.The more careful; the less
D.The more carefully; the less
绩效考评采取定性和定量相结合的方式,绩效考评方法主要包括( )。
A.效用最大化法
B.因素分析法
C.公众评价法
D.成本效益分析法
E.比较法