简单平均法在时间序列比较平稳,即随时间变化各期实际销售量增减变化不大时可以采用,但它既看不出数据的离散程序,也不能反映近,远期数据变化的趋势,因此一般在要求不太高的情况下适用。 ()
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房地产市场存在着一种均衡状态,在这种状态下,租金和价格都不发生变化,价格与重置成本相同,新增量和折旧量相等,房地产资产存量保持不变。 ()
A. 正确
B. 错误
听力原文:W: Have you got your passport ready? We are going to board the plane.
M: Yes, I've got every thing OK.
Q: Where did the conversation likely take place?
(3)
A. In a passport office.
B. At an airport.
C. In a police station.
D. Outside a ticket office.
听力原文:What does the man say to the lady at the end of the conversation?
(17)
A. He expresses his appreciation to her.
B. He wants her to play balls with children.
C. He invites her to be their guest on the coming Thanksgiving Day.
D. He is telling jokes with her.
网络计划是以横道图的形式来表达工程的进度计划,在横道图中可确切地表明各项工作的相互联系和制约关系。 ()
A. 正确
B. 错误