查询词典 silicon dioxide

In fact, the crystal is silicon dioxide (SiO2) of the crystal, ice and water or no intrinsic link.

其实，水晶是二氧化硅（SiO2）的晶体，与水或冰没有内在联系。

The mothed of quantitative analysis of silicon dioxide with silico-fluoride natrium volumetry is introduled and conditions are chosen.

主要介绍了用硅氟酸钠容量分析法测定二氧化硅含量的方法，并进行了测量条件的选择。

Silicon dioxide ; inductively coupled plasma atomic emission spectrometry ; fluorite ; nebulizer and torch resistant to hydrofluoric acid

二氧化硅；电感耦合等离子体原子发射光谱法；萤石；耐HF腐蚀的ICP雾化器和矩管系统

Silicon dioxide content of the multitudinous samples in the ore dressing test was assayed.

测定了选矿试验中大批量样品二氧化硅含量。

The silicon dioxide matrix could delay the photodecomposition process of the organic complexes.

考察了部分稀土有机配合物二氧化硅复合材料的耐紫外辐射性能。

Moreover, the effects of nano silicon dioxide (SiO2) particles and nano SiO2-g-PBA composited particles on the of polyoxymethylene were studied by means of mechanical properties test, scanning electron microscope and TEM.

力学性能、扫描电子显微镜及透射电子显微镜等测试表明：纳米SiO2在POM中团聚明显，而SiO2-g-PBA纳米复合粒子POM中分散均匀，导致POM/SiO2-g-PBA纳米复合材料的缺口冲击强度明显高于POM及POM/SiO复合材料，当SiO2-g-PBA纳米复合粒子的质量分数为2%时，POM/SiO2-g-PBA复合材料的冲击强度是POM的8倍多，同时拉伸强度有一定的增加。

Metal tailings which are abundant in silicon dioxide, pyrites and trace elements have lower melting point and are favorable materials to producing cement.

金属尾矿一般熔点较低，含SiO_2和FeS_2较高，并含有丰富的微量元素，是生产水泥的良好原料。

Quartz glass is special industrial technology glass made by silicon dioxide and is one kind of excellent basal material.

石英玻璃是用二氧化硅制造的特种工业技术玻璃，是一种非常优良的基础材料。

Silicic acid kind stone mainly consist of silicon dioxide or quartz fine grain.

硅酸类石材主要由二氧化硅或者石英状的微粒构成。

This effect will last until you wash your face and the invisible silicon dioxide is removed.

这一效应将持续到你洗你的脸，是无形的二氧化硅拆除。

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％。