水玻璃

A single flotation with fine grinding at one stage is adopted,The roughing of scheelite is carried out by using a modified sodium silicate and 733 in an alkaline medium.

在工艺矿物学研究基础上，采用一次磨细，在NaOH碱性介质中用改性水玻璃和733进行白钨粗选，采用改进的"彼德洛夫法"进行白钨加温精选，精矿品位和回收率得到明显提高。

This product fits for mixing resin self-hardening sand and soluble glass sand of large size or medium size castings with integrated function, close structure, even mulling, stable running and convenient application and operation.

该系列产品主要用于大中型铸件树脂自硬砂及水玻璃砂的混制。具有功能齐全，结构紧凑，混砂均匀，运行平稳，使用操作方便等优点。

The acorreding mathod is presented to solute the defficulty of the directly transfering coating technique under self-hardening conditions,and the process obtains the propose of short time,low cost,smooth surfaces and accurate sizes.

采用CO2水玻璃硬化背砂的铸造工艺及在自硬条件下涂料直接转移技术的工艺难点。

The Company was established in 1988, is the owner of a professional water glass and silica sol of the two.

本公司建立于1988年，是一家专业的拥有水玻璃和硅溶胶两种工艺。

Is a factory specializing in the production of sodium silicate.

潍坊博诚化工有限公司是专业生产水玻璃的厂家。

The results showed that water glass aged after storage the content of monosilicic acid and olignomeric silicic acid decreased.

工艺性能变坏，并且直接形响了水玻璃应用的经济效益。

After modifying agent was added to water glass just made up, the content of monosilicic acid and olignomeric silicic acid also decreased.

为解决此问题，人们常采取一系列的措施，对一4一硅酸盐通报1992年第6期水玻璃进行改性。

The study shows that, under the conditions of the concentration of sodium silicic acid being 4%-8%,the pH＜4, and the reaction time being about 5 hour, the stable polysilicic acid is made.

以水玻璃、废盐酸为原料，制备聚硅酸，研究表明：在硅酸钠浓度为4%～8%，pH小于4的条件下，室温熟化5h左右，可制得稳定的聚硅酸。

The effects of modifying sodium silicate with polyacrylic amide, glucosan, kaolin clay, aluminum chloride (AlCl 3), sodium humate, soluble phenol aldehyde resin and home made soluble resin A abbrev.

探讨了聚丙烯酰胺，葡萄糖，高岭土，Al Cl3，腐植酸钠，水溶性苯酚-甲醛树脂和自制的水溶性树脂 A等对水玻璃改性的影响。

The effects of modifying sodium silicate with polyacrylic amide,glucosan,kaolin clay,aluminum chloride(AlCl 3),sodium humate,soluble phenol-aldehyde resin and home-made soluble resin Aabbrev.

探讨了聚丙烯酰胺、葡萄糖、高岭土、AlCl3、腐植酸钠、水溶性苯酚—甲醛树脂和自制的水溶性树脂A等对水玻璃改性的影响。

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。