采用磁选分离法+稀酸浸泡法联合处理后，使该地石英砂的化学成分达到了优质的生产平板玻璃用硅质原料的国家标准。
The chemical contents in the sand quartz has reached national standards of silicon raw material for plate glass production after combined treating by magnetic separation plus diluted acid dipping.
在石英玻璃、钠钙玻璃和铅晶质玻璃的表面，发现吸附有来自空气中的氮以及有机沾污物的碳。
Absorption of nitrogen from the air and carbon from contaminating substance has been found on the surface of quartz glass, soda-lime glass and lead crystal glass samples.
赋矿围岩为塔木兰沟组粗面安山质岩石，主要矿体为沿着NWW方向断裂构造就位的石英脉体。
The wall rock is trachyte andesite of Talimugou Group, and the main ore body is the quartz veins which located in NWW trending fractures.
均质石英砂滤料是当前国内水厂过滤技术应用的主要填料之一。
Uniform quartz sand media is one of the main media in present filtration technology application.
针对长江原水浊度较高的特点，采用了两级高效反应沉淀池、均质石英砂滤料气水反冲洗滤池处理工艺。
Considering the high turbidity of the Yangtze River water, two-stage high efficient reaction and sedimentation tanks, and sand filter with air-water backwashing are employed.
研究了硅质原料中石英晶体大小、相对结晶度及数量对水泥生料易烧性的影响。
A research has been made on the effects of the grain size, crystallinity and quantity of crystal quartz in siliceous raw material on the burnability of cement raw meal.
结果表明，硅质原料中对生料易烧性产生影响的首要因素是石英晶体的大小。
The results reveal that the main factor which influences the burnability is the grain size of crystal quartz.
此火山的主体是玄武岩，但是山坡却点缀著由石英安山岩（一种玻璃质、富含矽的熔岩）形成的熔岩锥和熔岩流。
The bulk of the volcano is basaltic , but the slopes are dotted with cones and lava flows consisting of glassy , silica - rich lavas called dacites.
此火山的主体是玄武岩，但是山坡却点缀著由石英安山岩(一种玻璃质、富含矽的熔岩)形成的熔岩锥和熔岩流。
The bulk of the volcano is basaltic, but the slopes are dotted with cones and lava flows consisting of glassy, silica - rich lavas called dacites.
实验结果对指导高石英质瓷的生产和工艺起着重要作用。
These results play an important role in studying the manufacturing process of the high - quartz porcelain.
本文较为详细地考查了石英、方解石和黑钨矿三种均质物料在球磨机中的磨矿动力学行为。
The dynamic behaviours of homogenous materials, such as quartz, calcite and wolframite in grinding mills are examined.
第二部分是研究由于沥青质和胶质在石英砂上的吸附，石英砂润湿性发生改变后的润湿性测定。
The second is about wettability measurement of quartz sands due to adsorption of asphaltene and resin.
实验研究了瓷质抛光砖坯体中石英晶相对防污性能的影响。
Effect of the quartz crystal in polished ceramic tiles on the ability of stain - proof was investigated by experiments.
闪长岩一种黑色花岗岩的纹理的结晶质火岩石，富有斜长石，含有少量石英。
Any of various dark, granite - textured, crystalline rocks rich in plagioclase and having little quartz.
长石石英云母片岩、石英岩和大理岩的原岩为沉积岩，与副变质的长英质片麻岩和基性火山岩—起构成了古老的表壳岩组合。
The quartz-mica schist, quartzite and marble were metamorphosed sedimentary rocks, and, together with paragneiss and mafic rock, constituted the old supracrustal series.
花岗质岩石主要由石英、斜长石和碱性长石组成，并因此具有较低的密度。
Granitic rocks mainly consist of quartz, plagioclase and alkaline feldspar and hence have lower densities.
实验研究了瓷质抛光砖坯体中石英晶相对防污性能的影响。
Effect of using ceramic polishing brick dust as one of admixture on cement properties;
瓷质玻化砖磨削表面是由莫来石、玻璃相和残留石英的塑性变形和脆性断裂形成的；
The results show that the ground surface was formed by brittle fracture and plastic deformation of the compositions of ceramic tile, including mullite, g1ass phase and residual quartz.
瓷质玻化砖磨削表面是由莫来石、玻璃相和残留石英的塑性变形和脆性断裂形成的；
The results show that the ground surface was formed by brittle fracture and plastic deformation of the compositions of ceramic tile, including mullite, g1ass phase and residual quartz.
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