On the first make a overall design to the research object in general design part, put forward specific ideas and the layout and objectives of the overall plan.
综合设计篇对研究对象首先整体上予以设计，提出具体的规划设计思路和总体规划布局与目标。
Based on available research results the author probes into the numerical modeling of velocity field of upstream and downstream flow of project with asymmetric plan layout of gate and plant.
在现有研究成果的基础上，对闸站平面不对称布置枢纽上下游水流流场的数值模拟方法进行了探讨。
Research purposes: According to the deficient capacity of breaking-up and sorting system in Chongqing railway hub, this paper studies its capacity expansion plan based on the layout of railway hub.
研究方法：对提出的解编系统能力加强方案进行技术经济比较、运营效果分析，择优推荐最佳方案。
Research purposes: According to the deficient capacity of breaking-up and sorting system in Chongqing railway hub, this paper studies its capacity expansion plan based on the layout of railway hub.
研究方法：对提出的解编系统能力加强方案进行技术经济比较、运营效果分析，择优推荐最佳方案。
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