我国现阶段所有制结构中,属于非公有制经济成分的有()
A.全民所有制经济
B.集体所有制经济
C.私营经济
D.个体所有制经济
E.中外合作经济和外商独资经济
参考答案:C, D, E
新闻:时效
A.数学:严谨 B.政策:规范C.历史:庄严 D.制度:引导
The method of constructing a project schedule network diagram that represents activities and connects then to show the all dependencies is known as ().
A.precedence diagramming method
B.activity list
C.arrow diagramming method
D.schedule network templates