【单选题】理想气体从状态I等温自由膨胀到状态II,可用哪个状态函数的变量来判断过程的自发性。( )
【单选题】理想气体从状态I等温自由膨胀到状态II,可用哪个状态函数的变量来判断过程的自发性。( )
【单选题】在完全垄断市场上,厂商的边际收益与平均收益的关系是
【判断题】思维活动明显减少,严重时表现完全缄默,此症状为
【单选题】Which of the following statements is correct about the woman?
A.
She will not accept the invitation because she hates football.
B.
She will probably accept the invitation though she does not enjoy watching football matches.
C.
She will probably accept the invitation because she likes foot ball very much.
【单选题】在完全垄断市场上,厂商的边际收益与平均收益之间的关系是( )
【单选题】Which of the following statements is not true?
A.
The relationship between market investigation and sales promotion is just as that of the lips and teeth.
B.
It is impossible to succeed in selling a product without market Investigation.
C.
There are various ways of making market investigation.
D.
Production goes before market investigation.
【单选题】理想气体从状态 I 等温自由膨胀到状态 II ,可用哪个状态函数的变量来判断过程的自发性。( )
【单选题】思维活动明显减少,严重时表现完全缄默,此症状为