二氧化硅

Monodispersed and high density nanocrystalline GaN particles were in-situ synthesized in silica xerogel by a sol-gel method.

采用溶胶凝胶方法制备了高密度、单分散的氮化镓量子点/二氧化硅干凝胶复合材料。

Cage hexahedral silsesquioxane (T 8), an octamer, each of its sides consists of silicon and oxygen ring. From which, many kinds of macromer and related inorganic/organic nanocomposites containing inorganic silicon dioxide core have been prepared.

笼型六面体倍半硅氧烷(T8)是一类每个面都由硅氧八元环构成的六面体，从它出发可制得以二氧化硅为核心的大分子单体以及无机/有机纳米复合材料。

Firstly, a composite antifouling composition is prepared by taking super-fine tourmalin powder and nano zinc oxide powder as materials and coating a layer of silicon dioxide on the surface of the super-fine tourmalin powder and nano zinc oxide powder, and the nontoxic conductive marine antifouling paint is prepared by dispersing composite antifouling composition, film-forming matter, conductive powder and addition agent.

以超细电气石粉末与纳米氧化锌粉末为原料，在其表面包覆一层二氧化硅，制得复合防污剂。然后以复合防污剂、成膜物质、导电粉末、助剂经过分散制成无毒海洋防污涂料。

Hark, a professor at the Chinese University of Hong Kong, looked at some of them under a scanning electron microscope, he saw flowers.

Hark在扫描电子显微镜下观看二氧化硅纳米丝时，一幅金色向日葵的画面呈现在他的眼前。

This dissertation focuses on the development of a new strategy for preparing enzyme conjugates using nanoparticles as carriers and their application in Enzyme-linked immunosorbant assay.

本文围绕一种基于二氧化硅纳米颗粒的免疫酶标记物的制备方法展开。

The conventional and newly developed techniques for enzyme conjugates preparation and signal enhancement were summarized.

第二章是辣根过氧化物酶标记二氧化硅纳米颗粒的制备及其在夹心法ELISA中的应用。

The dispersion was then dialyzed against deionized water for 48 h to remove excess silica.

然后将悬浮液对去离子水透析48h，以去除过多的二氧化硅。

The main conditions necessary for Agate formation are the presence of silica from devitrified volcanic ash, water from rainfall or ground sources, manganese, iron and other mineral oxides that form the white, red, blue, grey, brown or black bands.

玛瑙的主要成因是各类火山灰中二氧化硅、雨水或地下水、锰、铁或其他矿石氧化物共存反应所致，也是玛瑙具有白、红、蓝、灰、褐或黑色多姿多彩纹理的主要原因。

Silica nano particles found in WRINKLEPRO ULTRALIFT create a multipurpose network that smoothes the skin and dislodges dead skin cells.

WRINKLEPRO ULTRALIFT 同时能够洁净皮肤的杂质和自由基，促进新陈代谢，该面膜的二氧化硅纳米颗粒能建立多功能网络，清除死皮细胞，使肌肤变得柔嫩滑的同时也能达到脸形修饰的效果。

Since FeO is more stable than Cu2O, the FeS is oxidized in preference to Cu2S and the FeO formed is fluxed with SiO2 to form iron silicate slag.

由于 FeO 比 Cu2O 更稳定，因此 FeS 优先于 Cu2S 氧化，形成的氧化铁与二氧化硅熔融形成硅酸铁渣。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。