棉花产量构成因素包括哪些()。
A、株数
B、每株有效铃数
C、分枝数
D、每铃籽棉重
E、衣分
参考答案:A, B, D, E
ROE的计算公式为( )。
A.净利润/资本
B.净利润/资产
C.收入/资本
D.收入/资产
Questions 1-4
Which of the following is true about the college dictionary?()
A.It lists abbreviations, proper nouns, and tables of measures.
B.It is an unabridged edition providing as many as 500,000 entries.
C.It was randomly compiled and contains as many foreign words as possible.
D.It provides detailed information of famous people and places.