供水

Are China's urban water supply and the mainstream of traditional disinfection methods, and more and more studies have shown that, in the face of heavier pollution, excessive use of chlorination methods will instead have a negative impact on water quality and safety.

是中国的城市供水和传统的消毒方法的主流，越来越多的研究表明，在重污染面前，过度使用氯化方法将改为对水质安全的负面影响。

In most industrial countries, because of advanced water and sanitation systems, cholera is not a major threat

大多数工业国家由于其先进的供水和卫生系统，霍乱不再是个主要威胁。

Future access to the sea, the city in water, the city in the forest, in flower in the city.

未来的出海通道，城市供水，城市森林中，在花中的城市。

Research on relationship between crop drought and soil water retention and supply characters in hilly red clayey soil.

低丘红壤作物易旱与土壤持水供水特性的关系。

The filtering net of water supply opening shall be recovered to the original shape after cleanout, so as

供水口滤网清洗后，请务必恢复原状，以免引起供水阀的故障。

As well,in the soil s (0～20 cm)coacervate constitution,the large soil types concent increased,the little soil types concent decreased and the specific surface dro.

经生物、化学改良后，0～ 2 0cm土层土壤微结构中大粒级颗粒含量增加，小粒级颗粒含量减少，土壤比表面值降低；土壤持水力降低，但有效水含量和比水容量增加，土壤供水能力增强。

As well,in the soil's (0～20 cm)coacervate constitution,the large soil types concent increased,the little soil types concent decreased and the specific surface drooped;furthermore,the water-redention capacities of soil drooped,but the available water content and the specific water capacitiesincreased,the water-supply ability strengthened.

经生物、化学改良后，0～20 cm土层土壤微结构中大粒级颗粒含量增加，小粒级颗粒含量减少，土壤比表面值降低；土壤持水力降低，但有效水含量和比水容量增加，土壤供水能力增强。

Municipal water is not permitted to contain E. coli or fecal coliform bacteria.

市政供水不允许含有大肠杆菌或粪大肠菌群。

At the same time, due to the lack of water source, a problem on how to use the limited resource fully, scientifically and rationally and how to ensure the urban water supply ultimately has come into our view.

同时，由于水资源的紧缺，如何科学合理地利用有限的资源，最大限度地为城市提供供水保障的问题，已经突出地摆在我们面前。

Water supply system is a complicatedly dynamic nonlinear system, it is difficult to simulate by using one or several explicit functions in pipe networks.

由于供水系统是非常复杂的动态非线性系统，在实际管网的运行中，很难以一个或几个统一的显式函数关系描述管网的工况。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。