针对一类非线性比式和问题首次提出一种求其全局最优解的单纯形分枝定界算法。
This paper presents for the first time a simplicial branch and bound algorithm for globally solving a class of nonlinear sum of ratios problem.
氨水吸收式制冷作为制冷领域的一个分枝，越来越受到人们的关注。
As a branch of refrigeration, ammonia water absorption refrigeration had been paid more and more attention.
钻多分枝水平井的关键工具是可回收式斜向器。
A key tool of drilling multilateral horizontal well is retrievable whip stock.
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