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【判断题】
求最小值问题的目标函数值是各分支函数值的下界。()A.
正确
B.
错误
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参考解析：
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皮皮学刷刷变学霸
举一反三
【单选题】rènshinǐ hěn gāoxìng认识 你 很 高兴 means
A.
Nice to meet you
B.
You are very happy
C.
See you soon
D.
Good morning
【简答题】数控机床坐标系按坐标值的读法不同可分为 和 。
【单选题】Just imagine performing such an opera as Turandot in the Forbidden City there _____ be a better setting!
A.
mustn’t
B.
shouldn’t
C.
couldn’t
D.
needn’t
【单选题】下列物质中,与0.3 mol H 2 O含有相同氢原子数的物质是( )
A.
0.3mol HNO 3
B.
3.612×10 23 个HNO 3 分子
C.
0.1mol H 3 PO 4
D.
0.2mol CH 4
【单选题】— I just can't imagine how people living here __________ the polluted environment. — Something must be done to change this situation. [ ]
A.
keep up with
B.
catch up with
C.
put up with
D.
come up with
【单选题】The computer is absolutely ______ amazing technological revolution. Just imagine what ______ fun it is playing computer games over the weekend!
A.
the; the
B.
an; 不填
C.
不填；a
D.
an; a
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