然后从计算方法上，将该贷款组合优化问题归结为一类有上下限的非连续、多峰的特殊背包问题。
Then, analyzed from calculation methods, this model is a type of Knapsack Problem with restrictions between lower-limit and upper-limit, which is a discontinuous and multi-maximum complicated problem.
它差不多比13寸吋的MacBook Pro笔记本轻了两磅多（0.91公斤）。 比如上周起程赶赴《财富》科技头脑风暴科技峰大会（Fortune's Brainstorm Tech conference）时，我想都没想不假思索就把它带在了身上。
It was so light (more than two pounds less than the 13-inch MacBook Pro), I didn't have to think twice about toting it around Fortune's Brainstorm Tech conference last week, for instance.
万家寨大坝坝顶各监测点的变形过程是多峰曲线。
The deformation process curve of the Wanjiazhai dam crest exhibits many peaks.
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