选择工作分析方法时,企业应考虑的因素包括:
A. 目的
B. 成本
C. 工作性质
D. 工作样本数量
边数为15的无向简单完全图的着色数是( )。
A. 4
B. 5
C. 6
D. 7
What is the passage mainly about?
A. low operating earnings
B. reasons for increased EBIT
C. errors in a P & L statement
D. proposed changes in division A1
Which of the following changed year over year?
A. sales volume
B. sales cost
C. variable sales
D. cost of goods sold