Combined with layer planning model, it also discusses the planning of backbone layer, distribution layer and leading-in layer of optical fiber access network in city.
结合光纤接入网分层规划模型模型，对城市光纤接入网的主干层、分配层和引入层的规划设计进行了探讨。
Then, a service-oriented workflow performance evaluation model was put forward, which combined the performances of strategic layer, business layer, service layer and IT layer.
在此基础上，提出了面向服务的工作流性能评价模型，并将战略层、业务层、服务层与IT层的性能很好地加以结合。
The utility model provides a combined tile which has a multi-layer step structure, wherein each layer comprises at least two tile pieces;
一种组合瓦，为多层阶梯形结构，每一层包括至少两块瓦片；
In order to complete the single-layer-based stress explanation, we built the single-layer-based stress model in form of combined springs and concluded the involved formulas.
提出了组合弹簧分层地应力模型，并推导了相应公式，为分层地应力解释奠定了基础。
In order to complete the single-layer-based stress explanation, we built the single-layer-based stress model in form of combined springs and concluded the involved formulas.
提出了组合弹簧分层地应力模型，并推导了相应公式，为分层地应力解释奠定了基础。
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