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【单选题】
用分支定界法求解整数规划问题时，以下叙述中正确的有 ( )A.
寻找替代问题时，要求替代问题随盖原问题，且易于求解
B.
进行分支时，各分支解的和不必包含原问题
C.
在各分支中任意保留一个含可行解分枝，删除其余的
D.
分支定界法找出的解不一定是问题最优解
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知识点：
皮皮学刷刷变学霸
举一反三
【单选题】面对未来,要积极关切国家和民族的发展,关注人类与世界发展的前途和命运。下列言语中直接反映这一要求的是( )
A.
安得广厦千万间，大庇天下寒士俱欢颜，风雨不动安如山
B.
风声、雨声、读书声，声声入耳；家事、国事、天下事，事事关心
C.
能用众力，则无敌于天下矣；能用众智，则无畏于圣人矣
D.
先天下之忧而忧，后天下之乐而乐
【单选题】Urban ______ could no doubt be relieved somewhat by a reduction in public transport fares.
A.
jamming
B.
accumulation
C.
congestion
D.
blockage
【简答题】A rat or pigeon might not be the obvious choice to tend to someone who is sick, but these creatures have some 26 skills that could help the treatment of human diseases. Pigeons are often seen as dirty...
【简答题】A rat or pigeon might not be the obvious choice to tend to someone who is sick, but these creatures have some 26 skills that could help the treatment of human diseases. Pigeons are often seen as dirty...
【单选题】Urban ______ could no doubt be relieved somewhat by a reduction in public transport fares.
A.
jamming
B.
congestion
C.
accumulation
D.
blockage
【单选题】Urban _____ could no doubt be relieved somewhat by a reduction in public fares.
A.
jamming
B.
congestion
C.
blockage
【简答题】A rat or pigeon might not be the obvious choice to tend to someone who is sick, but these creatures have some 1 skills that could help the treatment of human diseases. Pigeons are often seen as dirty ...
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