【单选题】在表中设置外键实现的是哪一类数据完整性( )
【单选题】The generation________makes it difficult for parents to understand their children’s opinions.
【单选题】Adam Smith mentioned the number 4 800 in order to______.
A.
show the advantages of the division of labor
B.
show the advantages of the old craft system
C.
emphasize how powerful the individual worker was
D.
emphasize the importance of increased production
【判断题】传统的市场调查方法主要包括观察法、实验法、访问法和问卷法。
【单选题】Adam Smith, a writer in the 1700s, was the first person to see the importance of the division of labor and to explain part of its advantages. He gives as an example the process by which pins were made...
A.
take advantage of the division of labor
B.
understand the effects of the division of labor
C.
explain the causes of the division of labor
D.
introduce the division of labor into England
【简答题】估算设备购置费 某项目拟全套引进国外设备,有关数据如下: (1)设备总重100T,离岸价格(FOB)200万美元(美元对人民币汇率按1∶8.3计算); (2)海运费率为6% ; (3)国际运输保险费率为0.266 % ; (4)关税税率为13%; (5)增值税率为17% (6)银行财务费率为0.4% ; (7)外贸手续费率为1.5%; (8)到货口岸至安装现场500km,运输费为0.6元 /T.k...
【简答题】酒店大堂副经理投诉接待服务的内容是什么?
【单选题】关于市场调查方法的分类,下列说法中错误的是:
C.
原始资料收集包括访问法、观察法、实验法、网络法
【单选题】The following are qualities of money summed up by Aristotle EXCEPT______.
【单选题】除了通过市场调查获取信息之外,更为具体的数据获取方法包括资料查阅法,问讯法和( )。