We carry out a three layers network subsystem structure that is protocol independent layer in kernel, protocol dependent layer in kernel and user level protocol stack.

论文提出了一个三层网络子系统结构：内核级协议无关层、内核级协议相关层和用户级协议栈。

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The task-dependent layer brings forward the corresponding requests. After the admission control, task-independent layer guarantees the specified scheduling requirement by scheduling processes.

任务相关层根据任务的特性提出相应的调度要求，经准入控制后由任务无关层通过调度执行保证其特定的调度要求。

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The service layer is no longer dependent on model state.

service层不再对模型状态（model state）产生任何依赖。

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The associations of floating home owners suggest an additional layer of meaning will fix things if the structure is also dependent upon shore-based electrical, phone and sewer connections.

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