One thing that differentiates Ragnarok from other MMORPGs is the job system—the selection of a character type (out of many complex categorizations) is called a “job” in RO.

仙境传说和其他网游的不同之处是职业体系--可以挑选的角色类型（出于许多复杂的分类）。

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To increase antibody generating speed in artificial immune system, a chaos negative selection algorithm was presented which is based on the chaotic character of immune system.

为了提高人工免疫系统中抗体生成速度，基于免疫系统的混沌特征，提出了混沌否定选择算法。

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Further more, analyzes and designs the agile virtual enterprise gray relation partner selection system based on the definition and character of agile virtual enterprise.

根据敏捷虚拟企业的特征和内涵，对敏捷虚拟企业灰色关联伙伴选择系统进行了分析和设计，并给出了该系统的体系结构。

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