结垢

Scale is one of the most serious problems in water controlling in oil field.

油气田结垢是油田水质控制中遇到的最严重的问题之一。

The effect of visual appearance on shortcuts and programs icons is more stark when users adjust and change the monitor screen resolution or font size in DPI scaling, where the icons size becomes bigger and smaller to an uncomfortable level.

影响外观上的快捷方式和程序的图标是更严酷的当使用者调整和改变监测屏幕分辨率或字体大小，在新闻部结垢，那里的图标的大小成为更大的和较小的一个不舒服的水平。

Wear resistance, good corrosion resistance, high-tech nano-ceramic materials sealed deputy, ten thousand times does not wear headstock applied to a variety of media: liquid, semiliquid, paste liquid, air, flue gas, gas, combustible gas, solid powder, grain materials containing many impurities in the two-phase body easily precipitate, easily scaling to cut off other special media, regulation and transmission control.

耐磨、耐腐蚀性能好：高科技纳米陶瓷材料密封副，启闭一万次也不磨损，适用于多种介质：液体、半流体、浆状液、空气、烟气、煤气、可燃气体，固体粉料，晶粒料及含杂质多的两相流体易沉淀、易结垢等特种介质的切断、调节及输送控制。

The research of constituent of skin of the contrast that the article cleans a method through to a few kinds commonly used vitta and vitta knot dirty, rust, it is difficult to decided clean vitta clean plan, undertook introductory to washing flow, principle and filter cloth cleaning device accordingly, it is difficult to was solved clean vitta clean a problem, improved working condition of the worker, ensured person is safe, improved productivity, managing the sources of energy.

文章通过对几种常用油管清洗方法的对比以及油管结垢、锈皮组分的探究，确定了难清洗油管的清洗方案，并对相应的清洗流程、原理以及清洗装置进行了介绍，解决了难清洗油管的清洗新问题，改善了工人的工作条件，确保了人身平安，提高了生产率，节约了能源。

Therefore, many problems have been solved, for instance: incapability to work continuously, in case of sufficient wafter to be draw-out, dirts is resulted from sewage, impossibility to restart work after long pause.

该泵解决了在工况下抽吸大量水份不能连续工作、水质硬严重结垢、停机时间长无法起动等问题。

The success of the product development and production of completely solve the "yellow rust," Water and pipelines such as plug fouling problems to ensure that drinking water was not secondary pollution, a fundamental guarantee for the supply of drinking water quality, with the international standards of high-tech Crystallization.

该产品的成功开发生产彻底解决了"锈黄水"及管道结垢堵塞等难题，确保饮用水不被二次污染，从根本上保证了饮用水的供水质量，是与国际接轨的高科技结晶。

In addition,the un qualified injected water will cause the gathering and transporting systems and borehole to be corroded and will form scale in them, which will greatly reduce the waterflood effect.

此外，不合格的注入水还会引起集输系统和井筒的腐蚀与结垢，从而大大降低注水效果。

In the initial stage of scale,the amendatory coefficient is the greatest.

随着结垢过程的进行，修正值增大，修正系数减小。

Three methods of physical modification, calcification and amidation were used to improve the rigidity of oxidized wax,and their technical conditions,advantages and disadvantages were studied and summarized respectively.

通过物理改性、钙化、酰胺化3种方法来提高氧化蜡的硬度，研究了其工艺条件，讨论了3种方法的优缺点。采用模拟燃煤烟气方法，研究了石灰湿法燃煤烟气脱硫过程中CO2钙化问题，指出了烟气脱硫过程中CaCO3的生成量与脱硫液初始pH值、SO2初始浓度、温度的关系，得出抑制CaCO3生成的条件，为减缓石灰湿法燃煤烟气脱硫存在的结垢现象，对石灰湿法燃煤烟气脱硫系统的实际应用具有一定的指导和借鉴价值。

Some countermeasures are taken to solve the problems, such as the smaller pipeline diameter (108 mm), poorer water quality, more serious scale deposit and lower pump capacity, which are resulted from the panel cooler for concentrated sulfuric acid (32m2) instead of the calandria type cast-iron cooler for enlarging productive capacity (from 20kt/a to 40kt/a).

在硫酸装置扩能时(由20 kt/a改为40 kt/a)，选用板式浓硫酸冷却器(32m2)代替原铸铁排管冷却器。使用中发现管路直径偏小(￠108mm)，水质差结垢严重，硫酸泵扬量选择偏小等问题。提出改进措施。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐