名称为while循环的系统任务指向一个活动集，该活动集包含与while循环中的任务对应的任务(图12)。

The system task named while loop points to an activity set that contains tasks corresponding to the ones in the while loop (Figure 12).

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其任务就是要以系统和优化的组织结构，以集体智慧和力量去集当代科学成果之大成。

Its task is to concentrate the contemporary scientific achievements with the mass wisdom and strength through the systematic and optimized organization.

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本文详细介绍了MDN网络中的操作管理中心omc，它担负着整个系统的统一集中网络管理任务。

This paper describes the Operation and Management Center of the whole MDN network in detail, OMC's function is to manage all devices of MDN network.

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