Water scale

Cleaning technique for water scale in high pressure water injection pipe network

高压注水管网积垢清洗新技术研究

The chemical cleaning process for industrial cooling water scale

工业冷却水垢的化学清洗工艺

Thermal analysis influence of cooling water scale on cooling capacity of BF stave

冷却水水垢对冷却壁冷却能力影响的传热学分析

The cleaning of water scale for shell side cooling equipment was very difficult .

壳程水冷设备的水垢清洗很困难。

The formation and treating method of water scale in circular water system for electric furnace is introduced .

介绍了电炉水循环系统中水垢的形成及处理方法。

Prevention of circulating cooling water scale

循环冷却水垢的防治

Porduct : Bathroom Scale , Body Fat & Water Scale , Kitchen Scale .

主营产品：浴室秤，人体脂肪秤，电子厨房秤。

The gap part is provided at a lower part at the back of the teapot port so as to avoid the water scale from flowing out of the convex part .

缺口部分的部位应在壶口背面的下方以有利于到水时水垢不跑出凸起部分。

The traditional anti-scaling method is chemical methods , such as pouring with the acidification and water scale inhibitors . Although chemical methods have significant effect , they inevitably lead to environmental pollution .

传统的阻垢防腐方法主要是通过对循环水进行酸化和加阻垢剂等化学处理，这些方法虽然效果显著，但存在污染环境、使用复杂、成本高等缺点。

Water scale deposit caused a lot of economic and technical problems to industrial and civil equipment . The chemical control method brought not only pollution to environment , but corrosion to equipment reducing its service life .

水垢沉积给工业及民用设备带来许多经济、技术问题。化学控垢措施不仅易造成环境污染，而且极易腐蚀设备，缩短使用寿命。

As indicated in the results , At 45 ℃ and 55 ℃, the water scale with Al-Zn-In alloy protection was dense , thick , its protective effect was better than with zinc protection .

结果表明，在45℃和55℃下，铝锌铟合金保护形成的垢层比较致密，厚度较大，保护效果好于Q235在锌保护下形成的垢层。

Fast chemical analysis and judgment of oil / water well scale samples

油水井井下垢样的快速化学分析与判断

Research on Theories and Methods of Complexity Analysis for Crop Water Requirement Scale Features

作物需水尺度特征复杂性分析理论与方法研究

The index system of regional water transfer scale and its PRED synthetic analysis

区域调水规模的指标体系与PRED综合论证

Application of Associated Hot Water Pulse Scale Removal

拌热水脉冲除垢的应用

Water treatment scale inhibitor chosen by limit carbonate alkalinity method

用极限碳酸盐碱度法筛选水处理用阻垢剂

Present status and progress of water treatment scale inhibitor and corrosion inhibitor , and flocculants are introduced briefly .

介绍了我国水处理阻垢剂、缓蚀剂的研究进展及现状，并对絮凝剂作了简要介绍。

This paper put forward an index system based on the harmonious development among population , resources , environment and development to analyze the regional water transfer scale .

初步提出了论证区域调水规模的指标体系及基于此的人口（P）、资源（R）、环境（E）与发展（D）的PRED综合论证的思路。

The article covers four topics : firstly , why the field water forms scale , the steps , mechanism and influence factors of scale formation ;

主要介绍了油田水怎样成垢及为何成垢、成垢步骤、机理及影响因素；

In actual work , taking a certain term 's comprehensive benefit maximum criterion and making mathematical model , may determine reasonably the irrigation area and industry water use scale .

在实际工作中，采用了有限期内综合效益最大原则，建立了数学模型，较合理地确定了灌溉面积和工业用水规模。

Yangtze River is a waterway channel which passes our country through east to west , it contains huge transport capacity resources , has the huge water transport scale .

长江是贯穿我国东、中、西部的水路通道，蕴藏着巨大的运能资源，拥有巨大的水上运输规模。

Content : With the development of economy recently , a series of environment problems appeared with the fast exploitation of water use scale , such as continuous descent of ground water level and serious pollution of water quality and so on .

内容摘要：近年来，随着经济社会的发展，地下水开发利用规模迅速扩大，地下水超采严重、水质污染引发了一系列生态环境问题。

Design optimization of hydraulic parameters of inlet water on large scale cooling water pump

大型循环水泵进水水力条件的优化设计

The model with the high salinity water and mixed scale is more advantage .

该模型在高含盐量水质且生成混合垢的条件下更能凸显优势。

A Study on Comprehensive Treatment of Manure Water in Large Scale Piggery

大型养猪场粪水综合处理研究

Aerated Flow Simulation of Falling-Into-Pond Water and Its Scale Effect

水股跌落水塘的掺气水流模拟及其缩尺影响

In this paper , the cause of scale formation has been discussed by analysis of water quality and scale sample .

本文结合水质特性和垢样分析，探讨了管柱结垢原因；

Operation summary for disposing device of ammoniacal waste water in small scale nitrogen fertilizer plant

小氮肥厂含氨废水治理装置运行小结

Research on the water purification and scale inhibiting techniques of turbid circulating water in ore-dressing

白垢水电站水下拦污栅改造方案比选选矿浊环水水质净化及阻垢技术研究

The advance of the copolymer is the newest stage in abroad developing water dissolved polymer scale inhibitor .

该共聚物的先进程度处于国外水溶性聚合物阻垢分散剂开发历程中的最新阶段。