Inside the city the temples, houses, roads and drainage system were all taken into considerations, the shape and structure of a capital was almost completed.

城内庙宇、民宅及道路、排水系统等均有所考虑,都城形制基本完成。

Traditional drainage system is the pipe-end treatment mode, in which water and substance flow linearly, resource recovery of waste hard to realize, does not accord with requirements of sustainable development and circular economy.

传统的排水体制为末端处理模式，水和物质元素单向流动，水和营养物质的资源化和循环利用难于实现，不符合可持续发展和循环经济的要求。

The paper also points out some problems,such as the excessive ratio of drainage to irrigation,drainage capacity surplus and the unreasonable drainage system.

同时也发现灌区存在着排灌比过大,排水能力过剩,排水系统不合理等问题。

Basing on the researches and analyses aboved, a module of drainage system extraction is programmed.

在以上分析研究的基础上，设计并编制了一个水系网提取模块。

By analyzing typical cases, the causes of the vibration are found out, i. e. unreasonable drainage system, and the corresponding advises and treatments are given out.

通过对典型案例分析,找到了其振动偏大的主要原因为本体疏水系统不合理,并提出了相应的处理意见及措施。