利用扩展式表述一个博弈不需要阐述如下哪一项()
A.参与人
B.战略空间
C.支付组合
D.行动顺序
参考答案:B
Professor Smith, along with his students,_____ on the work day and night [ ]
A. work
B. working
C. is working
D. are working
地下洞室不稳定的判别条件之一是洞壁位移速率越来越大。