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问题 单项选择题

股票反映的经济利益关系是( )。

A．债权关系
B．所有权关系
C．经营管理关系
D．委托买卖关系

答案

参考答案：B

解析： 股票表示的是对公司的所有权，债券表示的是对公司的债权。

单项选择题

An expert system is a software that (41) specialist knowledge-about a particular domain of (42) and is capable of making (43) decisions with in that domain. Although expert systems typically focus on a very narrow domain, they have achieved dramatic success with (44) problems, This has excited wide spread interest outside the research laboratories from which they emerged.
Expert systems have given rise to a set of "knowledge engineering" methods constituting a new approach to design of high performance software system. This new approach represents an (45) change with revolutionary consequences.

A．develops

B．directory

C．effect

D．encapsulates

E．evolutionary

F．experienced

G．expertise

H．intelligent

I．real-life

J．real-time
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单项选择题

目前，我厂六座高炉喷吹罐出粉方式采用（）形式。

A.多管路

B.单管路

C.两者均可
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