供水系统

As for the severity of the surface water pollution, water ecological balance was break and aquatic community had altered, tolerance species such as Chironomid larvae and Limnodrilus increased a lot in the water.

在我国，由于地表水污染严重，原有的水生生态平衡遭到破坏，摇蚊幼虫、水蚯蚓等耐污种类数量猛增，导致以这类水体作为供水水源时，出现水生动物污染城市供水系统的问题。

Through the connectivity analysis and the continuity equation solution, the node flows and node water heads can be obt...

为供水管网的抗震设计、城市供水系统的抗震能力预测、提高震后救灾恢复的效率具有重要的指导作用。

By summarizing, generalizing and comparing current risk analysis theories and methods research of risk analysis on water supply system is carried out in this magisterial dissertation.

本文在总结、归纳和比较现有风险分析理论和方法的基础上，以供水系统为研究对象，进行了供水系统环境影响风险分析研究。

The piratical significance of one household one water and out home water meter in municipal water supply is introduced.

介绍了城市供水一户一表、水表出户的现实意义，同时结合晋城市城市供水系统的改造情况，分别就六层以上单元住户及庭院居民户的水表出户的技术标准进行了探讨，以供参考。

Water distribution system is an important facility concerning the townsman life and the development of city economy. A main problem is its great consuming and wasting of energy because of illogical running.

城市供水系统是关系城市居民生活和城市经济发展的重要基础设施，供水系统所带来的巨大能耗和其中由于不合理的运行方式带来的巨大能量浪费是供水管网中的突出问题。

Generally support the water pressure adjustment and automatic compensation that strength can't according to mine well downfeed systems.

根据矿山井下供水系统普遍存在着供水压力不能调整和自动补偿，给井下生产设备正常运转造成困难的现状，设计了供水系统自动化补偿装置，并投入使用，取得了较好效果。

Public water supply systems are further separated into three categories: community systems;nontransient noncommunity systems; and transient noncommunity systems.

公共供水系统还可进一步分为三种：集体供水系统；长期的非集体供水系统与暂时性非集体供水系统。

Based on the analysis of operation energy consumption and its influence on water supply system, the peak-shaving operation mode should be adopted in the booster pump station.

针对南京市江南城区供水时变化系数逐年升高的局面，从整个供水系统安全经济运行的角度，对竹林增压站的运行方式进行了探讨，从运行能耗和对供水系统的影响分析，认为竹林增压站宜采用调峰运行方式。

Demonstrates composition and function of a constant pressure water-supply system controlled by PLC and frequency converter as well as the design of each function module.

开发的计算机监控软件，通过PLC的通信功能，实现了供水系统的远程监控，提高了供水系统的自动化程度与管理水平

From aspects of the principles and components of the water-supply system ,the configuration of the water-supply system ,and the pipeline pressure detecting equipment,etc.

从供水系统的原理及构成、供水系统的配制、管网压力检测装置等方面，介绍了一种由单片机与变频器组成的新型多功能变频恒压供水闭环自动控制系统的软硬件设计。

Methods: Five patients with parkinsonism or dystonia were assigned to general anesthesia using an modified endotracheal tube.

本实验依照人体实验之相关规定进行，五位患有帕金森氏症或肌张力异常的病人接受神经立体定位手术。

If you can benefit from this book, it is our honour.

如果您能从本书获益，这将是我们的荣幸。