The other R&R-related additions to the Notes 7 client were made to the room selection dialogs.

Notes 7 客户机中另外一项与 R&R 相关的新特性就是对房间选择对话框作出了更改。

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However, major challenge to rice breeders is to make the appropriate selection of resistance (r) genes.

而抗病品种选育的最大挑战在于抗病基因的正确选择。

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Then the incremental quantity discounts was taken into account and a PSO-based algorithm was developed to obtain the optimal (R, Q) policy and selection supplier for the buyer.

而后进一步考虑累进制数量折扣，给出基于粒子群算法的求解方法，通过算例和仿真讨论了供应商选择问题。

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