硅的

As indicated by results of XRD、SEM and EDS, phase-separative opacifying isdominant in the area with a high content of bone ash. The continues phase is silicate glass rich in aluminumand silicon but deficient in phosphorus however disperse phase is phosphate silicate glass rich in phosphorus,zinc...

XRD、SEM、EDS等测试技术研究表明：在高骨粉区域以分相乳浊为主，其连续相为富铝、硅贫磷的硅酸盐玻璃，分散相是富磷、锌、镁贫铝、硅的磷硅酸盐玻璃，分散相粒子粒度约为0.3～0.8μm，且分布均匀，釉面白度80%、光泽度101%；在骨粉和滑石均较高的区域，得到分相和析晶共存的乳浊釉，析出的晶体以原顽火辉石为主，釉面白度85%、光泽度98%。

Results show that silicon of high crystalline quality is homogeneously distributed inside the voids of silica template.

研究结果表明：Si在SiO2微球空隙内具有较高的结晶质量，填充致密均匀；通过控制沉积条件，可控制硅的填充率；制备的硅反蛋白三维光子晶体在近红外区（1.4μm左右）具有明显的光学反射峰，表现出光学带隙效应，测试的光学性能与理论计算基本吻合。

A catalyst composition for the polymerization of propylene comprising one or more Ziegler-Natta procatalyst compositions comprising one or more transition metal compounds and one or more esters of aromatic dicarboxylic acid internal electron donors; one or more aluminum containing cocatalysts; a selectivity control agent comprising at least one silicon containing compound containing at least one C1-10 alkoxy group bonded to a silicon atom, and one or more activity limiting agent compounds comprising one or more aliphatic or cycloaliphatic carboxylic acids; alkyl-, cycloalkyl- or alkyl-ester derivatives thereof; or inertly substituted derivatives of the foregoing.

一种用于丙烯聚合的催化剂组合物，所述催化剂组合物包括：一种或多种齐格勒-纳塔主催化剂组合物，该主催化剂组合物包括一种或多种过渡金属化合物和一种或多种芳族二羧酸酯内部电子给体；一种或多种包含铝的助催化剂；选择性控制剂，该选择性控制剂包括至少一种包含硅的化合物，该化合物包括至少一种与硅原子连接的C 1-10 烷氧基；和一种或多种活性限制剂化合物，该活性限制剂包括一种或多种脂族或脂环族的单或聚羧酸类、其烷基-、环烷基-或烷基-衍生物、或上述惰性取代的衍生物。

The relationship between minority carrier life and morphology with luminescent properties in porous silicon was studied.

研究了不同时间腐蚀的多孔硅的光致发光性能与多孔硅的表面形貌和少子寿命之间的关系。

Based on it, a vibrational synclinal chamber of RF Induction discharge plasma was design, and the purity can be increased to 99.96%, which is approached to the requirement of solar-grade silicon. It also provide a new thought for the future development of the research.

在此基础上，设计射频感应放电等离子体的振动倾斜反应室，经实验，将硅粉纯度提高到99.96%，接近太阳级硅的要求，也为该研究未来的发展提供了新的思路和理论参考。

Biogenic silica content was determined in 25 surface sediment samples from the southern South China Sea to study its distribution and its modern oceanic environmental significance, which may provide further scientific evidence for paleoceanography explaination.

对南海南部25个表层沉积样进行了生物硅的测定分析，试图揭示南海南部表层沉积生物硅的分布及其对现代海洋环境的指示意义，以便为古海洋学研究提供进一步的科学依据。

The process of solubility of silicon dioxide can be divided into stages, such as celerity solubility stage, adsorb stage, redissolved stage. pH value of spent liquor decreased along with increase of cooking time.

第三、稻草原料采用Na_2CO_3、NaHCO_3缓冲溶液或NaOH溶液蒸煮时，随着碱性的提高和蒸煮时间的延长，有机物的溶出和硅的脱除率也相应增加，硅溶出过程经历：&快速溶出——吸附——再部分溶出&的过程。

The band sawing kerfs are compacted in spheres and the XRD result show that notable oxidation of the sawing kerfs occurred in band sawing process. With the extension of the storage time, the amorphous oxide increase.

带锯过程产生的硅屑呈坚硬的球形团聚，且含有大量非晶SiO_2；随着储存时间的延长，带锯屑中硅的非晶氧化物增多，但在1500℃下处理后，非晶氧化物转变为晶态。

The rate of Si uptake, the proportion of Si distributed in leaf and stem of wheat in intercropping were also significantly higher than that of monocropping.

施氮会减少小麦叶片、茎和穗中硅的含量，但间作能明显缓解由于施氮引起的小麦叶、茎硅含量的下降趋势。

Theresult showed that the stability and accuracy of α-Si-Mo heterophony acid absorption photometry methodwere improved higher than that of β-Si-Mo heterophony acid method can be used for daily rapid analysisof high content of silicon in the ceramic chalk.

硅的测定方法很多，对于高硅(Si≥0.4%)样品的测定，一般采用重量法[1]或氟硅酸钾容量法，由于二者都需要把分解好的样品形成正硅酸沉淀进行过滤，然后分别进行测定。

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％。