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【判断题】
线性规划问题添加人工变量后,当求解结果出现所有 时,如基变量中仍含有非零的人工变量(两阶段法求解时第一阶段目标函数函数值不等于零),表明问题无可行解。A.
正确
B.
错误
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【简答题】A．Because most people didn't know he was going to die. B．Because he thought it would be fun to tell people that he was dying while he was not. C．Because he wanted to show that he was stronger than peo...
【单选题】He was _____ to hear that he failed in the exam. He thought there must be something wrong with the result. [ ]
A.
surprising
B.
interesting
C.
interested
D.
surprised
【简答题】简述分层总和法计算地基沉降的步骤。
【简答题】He was being interviewed by a newspaper reporter who asked him why he thought he was able to be so much more creative than the average person.
【简答题】简述单向压缩分层总和法计算地基沉降的基本原理和计算步骤。
【简答题】完形填空。 Jody was ten years old when he decided he needed a job. He thought it might be 1 to raise (养) worms. He could sell them to farmers and people who fished. So in 2 , he bought many worms. But that...
【简答题】Jody was ten years old when he decided he needed a job. He thought it might be 36 to raise worms. He could sell them to farmers and people who fished. So in 37 , he bought many worms. But that winter ...
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