查询词典 water supply

In allusion to the characteristics that Luannan County is a county which majors in agriculture and its area is small and its water resources allocation is relatively easy and the contradiction of water resources allocation among industries is severe and so on, based on the predicted water supply and demand for Luannan County, water resources multi-objective optimal allocation model is founded. The model are made up of primary object which is that the district economical benefit is most and by-end which is that the district social benefit is most and restricts which contain water supply capability and water transportation capability and water demand capability and so on.

更多分配矛盾较为突出等特点，在滦南县供需水预测成果的基础上，建立了以区域经济效益最大为主要目标、区域社会效益最大为次要目标、以区域供水能力、输水能力、需水能力等因素为约束条件的水资源多目标优化配置模型，根据Excel和Matlab的特点，把Excel作为数据输入端，调用Matlab中的linprog工具函数求解该模型，得到了滦南县水资源优化配置成果。

The system has changed from previous high-water tanks and pumps for water supply mode, get rid of the shortcomings of the water supply instability, is a safe and reliable, fast and stability, energy saving, convenient maintenance and management of water supply control systems.

该系统改变了以往由高位水箱和工频泵供水的模式，摒弃了供水不稳定的缺点，是一种安全可靠、快速稳定、节能、维护和管理方便的供水控制系统。

Lakes and reservoirs are one of the most importamt water resouse,provide for people water conservancy and flood control, water using and water supply, energy supply, marine products, scenery appreciate, shipping improve, accept the row dirty water and weather regulate etc,and also can interferent the society and economy uneveluablely,they are indispensability priceless resource.

湖泊水库是人类最重要的淡水资源之一，为人们提供水利防洪、用水供水、供应能源、水产养殖、游览观赏、改善航运、接纳排污以及气候调节等多种功能，对社会和经济发展起到不可估量的作用，是人们生活不可缺少的宝贵资源。

It has a positive effect on the planning, the economic analysis and the management method of changing the resource of water supply from mainly groundwater (75% of total water supply) to a uniform distribution of surface water, ground water and desalinated water (1/3 of each).

该地区从以地下水为主的供水方式，改变为地表水、地下水、海水淡化各占1/3的供水方式的规划思想、经济分析以及管理措施具有积极的参考意义。

The quality of central water supply in town is relatively good the qualified rate of central water supply in village and its school and kindergarten drinking water are still low as the free chlorine residuals in the water could not meet the standard which was the main reason of excessing microorganism of drinking water.

城镇集中式供水水质较好；农村供水站及其学校幼儿园饮用水合格率仍偏低，其中游离余氯达不到卫生要求，是饮用水微生物指标超标的主要原因。

In order to study the effects of water supply intensity, soil bulk density, initial soil moisture and soil texture on infiltration ponding time under the condition of non-sufficient water supply, and build mathematical relation on infiltration ponding time and each factor, infiltration experiments with eight kinds of homogenized soils under non-sufficient water supply condition were conducted indoors.

为了研究供水强度、土壤容重、初始含水率、土壤质地等因素对非充分供水入渗积水时间的影响，建立入渗积水时间与单一因素的数学关系，在室内进行了8种均质土壤的非充分供水入渗试验。

In PT-2B SERIES CONTROLLING MODLE the automatic sprinkler system, alarm valve is a critical component, and its role to three factors: connect or disconnect the water supply, the output alarm signal and the prevention of water pumped back into the water supply source, and through the alarm valve can be installed on the system of water supply and alarm device for testing.

在自动喷水灭火系统中，报警阀是至关重要的组件，其作用有三：接通或切断水源、输出报警信号和防止水流倒回供水源，以及通过报警阀可以对系统的供水装置和报警装置进行检验。

In the automatic sprinkler system, alarm valve is a critical component, and its role to three factors: connect or disconnect the water supply, the output 600X Hydraulic Electric Control Valve alarm signal and the prevention of water pumped back into the water supply source, and through the alarm valve can be installed on the system of water supply and alarm device for testing.

在自动喷水灭火系统中，报警阀是至关重要的组件，其作用有三：接通或切断水源、输出报警信号和防止水流倒回供水源，以及通过报警阀可以对系统的供水装置和报警装置进行检验。

Widely used in water supply and drainage,air-condition,fire-protection water supply,city and municipal water supply

广泛应用于给排水，空调用水，消防供水，市政供水

The design mainly contains living water supply、fire water supply and sprinkler systems water supply.

该工程的给水排水设计主要包括生活给水设计、消防给水设计和排水设计。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。