The most important contents focused in this paper:Based on the unreasonable layout of water supply network, the method of dividing district is set forth.
基于现状给水管网布置的不合理性提出了以节点压力变化为核心的给水管网分区方法；
And propose dividing all surveillance indexes in the Northwest into five kinds: market supply and demand, market structure, supplier's status, the tactics of competitive bidding, trade results.
并建议将西北所有监管指标分为五类：市场供需类，市场结构类，供应者地位类，竞标策略类，交易结果类，并分别做了算例分析。
This carding is based on the targets of fiscal expenditure, and then dividing our housing security system into housing security polices of supply, consumer and financial.
住房保障财政支出政策的设计可以遵循优化财政支出的三大原则即财政支出的合规模性、财政支出的合理性以及财政支出的有效性来进行。
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