题目内容

Two suspected drug dealers are stopped by the highway patrol for speeding. The officer searches the car and finds a small bag of marijuana and arrests the two. During the interrogation, each is separately offered the following: "If you confess to dealing drugs and testify against your partner, you will be given immunity and released while your partner will get 10 years in prison. If you both confess, you will each get 5 years." If neither confesses, there is no evidence of drug dealing, and the most they could get is one year each for possession of marijuana. If each suspected drug dealer follows a dominant strategy, what should he/she do?

A. Confess regardless of the partner's decision
B. Confess only if the partner confesses
C. Don't confess regardless of the partner's decision
Don't confess only if the partner doesn't confess

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钢材的【 】,因而钢结构的计算结果与实际情况最为符合,计算可靠。

A. 强度大
B. 塑性好
C. 韧性好
D. 材质均匀、各项同性并接近理想的弹塑性体

钢结构的计算结果与实际情况最为符合,计算可靠,其主要原因是钢材的【 】。

A. 强度大
B. 塑性好
C. 韧性好
D. 材质均匀、各项同性并接近理想的弹塑性体

高层建筑常采用钢结构的主要原因是钢结构【 】。

A. 密封性好
B. 高强轻质
C. 制造工厂化
D. 便于拆装

钢结构可用于建设油库、燃油运输管道等构筑物,得益于其何项优点?【 】

A. 安装方便,施工周期短
B. 轻质高强
C. 密闭性好
D. 耐热

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