鉴定成本一般包括()。
A.进货检验费
B.工序和成品检验费
C.在库物资检验费
D.质量评审费
E.对测试设备评价费
参考答案:A, B, C, D, E
—I hear Yang Yan made an English speech at school yesterday.
—_______, and _______.
A.So she did; so did I
B.So did she; so I did
C.So she was; so I was
D.So was she; so I was
转速调节时压力和流量的变化都较大,从而可显著扩大(),且并不引起其他附加(),亦不附加其他(),因而它是一种经济简便的方法。