每台烧结机实际作业时间与日历时间之比称之为()。
参考答案:日历作业率
—Mum, I don't think you should buy clothes _____ animal fur.
—Why? They look nice on me. [ ]
A. make of
B. make from
C. made of
D. made with
下列不属于剩余价值转化形式的是
A.地租
B.工资
C.利息
D.产业利润和商业利润