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.
铁铝榴石呈红褐色，菱形十二面体晶形，化学成分以铁、铝、硅为主，含钙、镁等微量元素。
Almandine being red-brown rhombododecahedron consists of iron, aluminium and silicon, containing trace elements of calcium and magnesium.
评述了铝硅活塞合金的种类，化学成分，晶粒细化，变质处理，合金化和热处理工艺等优化手段。
It reviews the optimization measures of Al-Si piston alloy, including kinds, chemical composition, grain refinement, modification, alloying and heat treatment.
通过选择合适的化学成分，适当提高锰的含量，并采用合理的孕育和热处理工艺，所获得的中硅锰钼球铁高温硬度比中硅钼球铁提高33%。
By designing composition, adopting rational inoculation and heat treatment process, the elevated temperature hardness of Si-Mn-Mo were 33% more than Si-Mo alloyed ductile iron.
研究了硅线石性质、化学成分与耐火材料制品性能的关系。
Also, the relation between ore characteristics and chemical contents of sillimanite and its product performance is studied.
通过烧结杯试验，找出了宣钢原料条件下烧结矿合理化学成分、烧结矿低硅条件下各种化学成分的控制范围。
With sintering pot test it is found out the reasonable chemical component in sinter under the condition of Xuan Steel as well as the control range of various components for low-silicon sinter.
由此可见，硅质岩岩石化学成分具有明显的指相意义。
Thus, petrochemical components of chens have some significance of indicating facies.
介绍了低碳低硅冷加工用拉丝线材的化学成分、生产工艺设计及新产品开发。
New product development and production design, chemical composition of Q175 cold-drawn wire with the low carbon and low silicon are introduced in this paper.
该球的化学成分有铁、碳、硅、锰、铬、硫、磷。
The chemical composition of said grinding ball comprises iron, carbon, silicon, manganese, chromium, sulfur and phosphorus.
所有的岩浆基本上地包括多种多样的硅酸盐矿物，高硅氧化合物；但任何给定的(岩浆)流的化学成分都可能与其他岩浆流有完全不同地化学成分。
All magma consists basically of a variety of silicate minerals, high in silicon-oxygen compounds, but the chemical composition of any given flow may differ radically from that of any other.
所有的岩浆基本上地包括多种多样的硅酸盐矿物，高硅氧化合物；但任何给定的(岩浆)流的化学成分都可能与其他岩浆流有完全不同地化学成分。
All magma consists basically of a variety of silicate minerals, high in silicon-oxygen compounds, but the chemical composition of any given flow may differ radically from that of any other.
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