In this paper the two products are introduced firstly, and taking virtual training system of certain weapon system as background, a design project is offered.

在本文中，对以上两种产品进行了介绍，并以武器装备虚拟操作训练系统为背景，提供了一种设计方案。

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In this paper, the two products are introduced firstly, and taking virtual training system of certain weapon system as background, a design project is offered.

在本文中，对以上两种产品进行了介绍，并以开发某型武器系统虚拟操作训练系统为背景，提供了一种设计方案。

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At last, ergonomical principles and LORD theories are applied into a virtual training system design for laparoscopic surgery which is composed of both software and hardware.

最后，结合腹腔镜外科手术虚拟培训系统的实例，将人机工程学原理与LORD原理运用于系统的软硬件设计，演示了本文研究的应用。

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