硅酸的

The experiment indicates: on condition that the mole ratio is 1.1:1, temperature is 90~98℃, pH is 1~2, acid adding speed is 1 drop/(2~3) second, the yield and quality of the products can get increased when reaction liquid disposed with ultrasound wave.

实验表明：在硅酸钠与钨酸钠的物质的量比为1.1：1，控温90~98℃，pH值1~2，加酸速率1滴／(2~3)s的优化条件下，用超声波处理反应液可以增加产品的产量和质量。

Study on continuous production of silica by hypergravity sulfuric acid precipitation method was conducted.

对超重力硫酸沉淀法生产白炭黑进行了连续化实验研究，通过改变硫酸的质量分数、旋转床转子的转速和硅酸钠的流量，探索出了这些工艺条件对白炭黑粉体性能的影响。

The paper discusses the process conditions of producing synthetic cryolite by carbonation method and the main factors affecting the yield rate of sodium fluosilicate.

本文探讨了碳酸化法合成冰晶石的工艺条件，确定了影响氟硅酸钠纯碱分解率的主要因素，试验结果表明：NaF溶液的精制和〔6F-〕/〔Al〕、反应温度等对冰晶石性能有显著的影响。

Actually, the term feldspar refers to a group of closely related minerals which have generally similar composition and characteristics.

严格地说，长石这个名称指的是成分和特征大体相似的一组有密切关系的矿物，它们是钠、钾、钙的铝硅酸盐类。

However, the gelation tune was decreased with the increase of water amount and increased with the increase of ethanol amount.

在类似"两步法"中，通过同时使用的氢氟酸和氨水，凝胶化时间更短，其最佳条件是无水乙醇和水与正硅酸四乙酯的体积比各自是4和0.6，同时加入氢氟酸和氨水的体积比为1：1时，获得的比表面积最大。

The vermiculite is one kind of complex watery iron magnesium silicate mineraloid, is regeneration mineral which forms by the mica mineral hydrothermal alteration or the weathering, its most important nature is the heating can have the inflation.

蛭石是一种复杂的含水铁镁硅酸盐类矿物，系由云母矿物热液蚀变或风化作用形成的再生矿物，其最重要的性质是加热会发生膨胀。

The effects of the purities in raw materials on the quality of the product and the process conditions controlled are discussed.

研究了用芒硝法泡花碱制备新型无磷洗涤助剂层状结晶二硅酸钠的方法，探讨了原料中主要杂质对产品质量的影响及工艺的控制条件。

This paper introduces the state of production and development of sodium silicate,silica,silica gel,silica sol,layered silicon, gives the suggestions of enlarging the production scale and developing processed indepth, high valueadded silicon chemical products.

文章介绍了我国硅酸钠及其繁衍物，白炭黑，硅胶，硅溶胶，层硅的生产和发展概况，提出了硅化工企业应扩大生产规模及发展深加工，高附加值的硅化工系列产品的建议。

Through statistic and analysis of interrelated data the effect rules of chemical composition,using frequenoy of mould,basic capacity of protecting slag,plate thickness,charging mode and cooling strength,e tc on star-like crack of plate were found.

通过相关数据的统计分析，找出了化学成分、结晶器使用次数、保护渣碱度、钢板厚度、装炉方式、冷却强度等对钢板显裂的影响规律；分析显裂产生的原因是，Cu原子、硅酸盐类夹杂物富集在奥氏体晶界，降低晶界强度，诱发显裂。

The results indicated that the amounts of both Brnsted and Lewis acid sites were decreased with the increase of modification temperature.

结果表明，随着氟硅酸铵处理温度的提高，HMCM-22分子筛的B酸和L酸中心的酸量均逐渐减少。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。