The particle in the fly ash of low calcium is the silicon oxygen tetrahedron structure, one's own activation is very low.
低钙粉煤灰中的微粒为硅氧四面体结构，自身的活性很低。
Quartz is quartz—a silicon ion surrounded by four oxygen ions—there's no difference at all between two-million-year-old Pleistocene quartz and Cambrian quartz created over 500 million years ago.
石英是石英——由四个氧离子围绕的硅离子——200万年前的更新世石英和5亿年前的寒武纪石英之间没有任何区别。
The lunar soil (regolith) contains iron, aluminum, calcium, silicon, titanium, and oxygen, as well as trace amounts of lighter elements such as carbon, sulfur, and nitrogen.
月球的土壤(风化层)含有铁、铝、钙、硅、钛和氧等元素，此外还发现有大量较轻元素如碳、硫和氮等。
For every 1 million atoms of hydrogen in the sun, there are 98,000 of helium, 850 of oxygen, 360 of carbon, 120 of neon, 110 of nitrogen, 40 of magnesium, 35 of iron, and 35 of silicon.
太阳中每100万个氢原子对应9万8000个氦原子、850个氧原子、360个碳原子、120个氖原子、110个氮原子、40个镁原子、35个铁原子和35个硅原子。
Even one gas molecule can break a silicon-oxygen bond in glass, generating a defect, said Carlo G. Pantano, a professor of materials science at Pennsylvania State University.
“一个气体分子就可以破坏玻璃的硅氧键，并诱生一个缺陷。”Pennsylvania州立大学的材料科学教授CarloG . Pantano说。
The effect of dopants on oxygen precipitation and induced defects in heavily doped Czochralski (CZ) silicon is investigated.
研究了重掺杂直拉硅单晶中掺杂元素硼、磷、砷、锑对氧沉淀及其诱生二次缺陷行为的影响。
Based on the study of X-ray photoelectron spectroscopy of lead glass, it is found that the binding energy peaks of oxygen and silicon slightly shifted after implantation.
通过对铅玻璃和石英玻璃的X射线光电子能谱的详细研究，发现硼离子注入后氧和硅的结合能峰稍有位移。
At ordinary temperatures silicon is impervious to air, but at high temperatures it reacts with oxygen, forming a layer of silica that does not react further.
在常温下，硅不和空气反应，但是在高温下它和氧气反应，形成一层硅石，不再继续发生反应。
Under the spark discharge treatment, the structure of the anodic layer was significantly changed, the enrichment of silicon and oxygen was enhanced, and the surface potential was ennobled.
发现火花放电不仅改变氧化膜的表面形貌结构，还能够促进氧化膜表面硅、氧元素的富积，并使火花放电区域的表面电位正移。
In order to decrease Ca and al content in silicon metal, the process equipments and operations of refining silicon metal by oxygen bottom blowing are introduced.
为了降低工业硅中的钙、铝含量，介绍了氧气底吹精炼工业硅的工艺设备和工艺操作。
The silicon and oxygen isotopes also demonstrate the characteristics of hydrothermal origin.
硅质岩硅、氧同位素地球化学也显示其热水成因之特点。
Thus it is very important to investigate the behavior of oxygen and oxygen precipitation in heavily boron-doping Czochralski silicon (CZSi).
因此研究重掺硼硅单晶中氧和氧沉淀行为具有非常重要的意义，是目前硅材料界研究的热点之一。
The results of FTIR indicate that microcrystalline silicon exists instability, and the oxygen content increases with the process of time.
傅立叶变换红外吸收（FTIR）的测试结果表明：微晶硅材料存在着自然的不稳定性，表现为氧含量随着时间的推移而增多。
This paper reviewed the recent progresses of the technologies and applications in oxygen, nitrogen, and hydrogen sensors for liquid steel and that of silicon and sulfur sensors for hot metal.
本文主要介绍近年来钢水定氧、氮、氢和铁水定硅、硫传感器的技术进步及其应用进展。
A developed IG technique was suggested and the mechanism of the influence of As on oxygen precipitation formation in heavily As-doped silicon was discussed.
探索出一种改进的内吸除技术，并探讨了其增强重掺硅片中氧沉淀的机理。
This and the X-ray spectrum, which exhibits a high concentration of iron atoms relative to oxygen and silicon, convincingly show that the ejecta are the remains of an exploded white dwarf star.
这幅图连带X射线光谱（显示出了铁相对氧与硅的高度集中）令人信服地说明，抛出的物质是爆发白矮星的残余。
Oxygen precipitation is an important subject of defect engineering for CZ silicon.
氧沉淀是直拉硅单晶缺陷工程的重要研究课题。
The effect of rapid thermal processing (RTP) on oxygen precipitates profile and denude zone (DZ) in Czochralski (CZ) silicon wafer during simulating CMOS processing is investigated.
本文研究了快速热处理工艺(RTP)在模拟的CMOS热处理工艺中对直拉硅单晶中氧沉淀和洁净区(DZ)的影响。
So the problem is coming that SiO gaseous unstable matter is made in the interface of silicon and silicon dioxide due to silicon and oxygen incomplete reaction when making thermal oxide layer.
因此随之而来的问题是：由于在形成热氧化物的时候，由于硅和氧的不完全反应，在硅和二氧化硅的界面会生成一氧化硅的气态不稳定物质。
The experiments show that this method refining silicon metal by oxygen bottom blowing is feasible both in technology and in economy.
试验表明，氧气底吹精炼工业硅的方法在技术上和经济上都是可行的。
If the strain exceeds the tolerable limit, the Si-O-Si linkage can break easily at high temperature and lead to the creation of positive and negative charges on silicon and oxygen atoms, respectively.
如果张力超过耐受极限，硅氧烷键就很易在高温下发生断裂并在硅和氧原子上分别形成正负电荷。
The influence of carbon on the defect formation during oxygen intrinsic gettering(IG) process has been studied for CZ silicon.
本文研究了直拉硅单晶的氧内吸杂（IG）工艺中，单晶的碳含量对缺陷形成的影响。
The silicone polymers, with an inorganic backbone of silicon and oxygen atoms and organic side groups, are among the most important mixed organic-inorganic compounds.
带有由硅和氧原子组成的无机支柱以及有机侧面基团的硅树脂是最重要的有机-无机混合型化合物。
Analysis by XPS graph obtained silicon atom ratio of oxygen is about 1:1, the results showed that the films were annealed silicon oxide film is rich silicon oxide.
通过对XPS图的分析得到硅氧的原子比大约是1：1，这个结果表明对薄膜进行退火后氧化硅薄膜是富硅氧化物。
Ever since 1881 Quebec has led the world in the production of this unusual mineral, which is made up of magnesium, silicon, iron, and oxygen.
自1881年魁北克带领了在这异常的矿物的生产的世界，由镁、硅、铁和氧气制成。
The silicon atom occupies the space opening( interstice)between the oxygen atoms and shares four valence electrons with the four oxygen atoms.
硅原子占据了氧原子之间的空隙并且和四个氧原子共用化合价。
Silicone rubber (Q) -based chain containing silicon and oxygen atoms of special rubber, which play a major role in the silicon.
硅橡胶(Q)为主链含有硅、氧原子的特种橡胶，其中起主要作用的是硅元素。
Silicone rubber (Q) -based chain containing silicon and oxygen atoms of special rubber, which play a major role in the silicon.
硅橡胶(Q)为主链含有硅、氧原子的特种橡胶，其中起主要作用的是硅元素。
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