A small intestinal villosity microvessels model and a circulatory simulation system were made.

制作了一个小肠绒毛微血管模型和一个循环模拟系统。

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For the optimist, the problem is that simulation of the business domain model may, or may not, have any relevance in the system domain or in the enactment domain.

对于乐观主义者来说，其问题是：关于业务领域模型的仿真与系统领域或规则制定领域，或许相关，也或许无关。

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RUP describes a model as an abstract representation or simulation of a system that provides a complete description of the system from a particular perspective.

RUP将模型定义为系统的抽象表示或模拟，可从特定的角度提供对系统的完整描述。

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