查询词典 Si

A new method dispersed Si nanoparticles in the process of pulsed laser ablation was proposed in this paper.

提出了一种将激光烧蚀制备的纳米Si晶粒按尺寸大小进行分离的新方法。

But a young man should be ambitious to shine, and excel; alert, active, and indefatigable in the means of doing it; and, like Caesar,'Nil actum reputans, si quid superesset agendum.

而年轻人就应当胸怀超凡出众之心，机警、活跃、不屈不挠地为之奋斗。应像凯撒那样，'Nil actum reputans， si quid superesset agendum。'（一事未完，便当一点未做。

The influences of the alloying parameters on the phase transformation of Fe-Si ahoy were studied, such as the ball-to-powder weight ratio, milling time, and heat treatment.

研究了球料比、球磨时间等机械合金化参数以及热处理工艺对Fe-Si合金相变的影响。

The film annealed in air is similar to silicon dioxide in structure. The appearance of polar bond Si-OH and the shrinkage of film cause the increase of dielectric constant.

大气条件下退火的薄膜样品以类SiO_2结构为主，强极性Si-OH键的生成和薄膜的剧烈收缩导致介电常数的上升。

Major conclutions from this study can be summarized as following:1. On mineralogy, rutiles, apatites, epidotes and vein minerals from UHPM rocks were firstly and systematically studied, by detailed petrography and mineral-chemistry investigation, some mineral or mineral assemblage with special composions or texture were firstly found in UHPM rocks from Sulu-Dabie, for example, corrudum, magnesite, high-Ti biotite and garnet were found as inclusions in rutiles from eclogites, Nb-Fe rutile and zoned Si-Y apatite were found in gneiss, epidote / allanite with euhedral zones like magmatic genesis were found in elogites and gneiss, a lot of minerals with high REE, HFSE, LILE and volatiles were found in veins of gneiss.

在矿物学方面，首次较为系统地研究了超高压变质岩中的金红石、磷灰石、绿帘石等副矿物，并通过详细的岩相学和矿物化学研究，首次在苏鲁-大别超高压变质岩中发现了一些具有特殊成分/结构的矿物或矿物组合，如在榴辉岩金红石中发现了刚玉、菱镁矿、高钛黑云母和石榴石矿物包裹体，在片麻岩中发现了Nb-Fe金红石和具有自形环带结构的高Si-Y磷灰石，在榴辉岩和片麻岩中发现了具有类似岩浆成因的自形生长环带结构的绿帘石/褐帘石，在片麻岩的脉体中发现了大量富含稀土元素REE、高场强元素HFSE(Nb、Ta、Zr、Ti)、大离子亲石元素LILE(K、Th、U、Sr、Ba)，以及挥发性组份(CO_2、F、P、S)的特殊矿物，丰富并提升了超高压变质岩的矿物学研究。2。

It was found that palladium is loaded onto the aluminosilicate walls via Si-O-Pd bonds.

结果表明，钯经由Si-O-Pd键负载在硅酸铝骨架及孔表面上。

The results of IR and XRD for ground cement components show that grinding aids accelerate breakage of chemical bonds especially of Si—O bond in C〓S mineral, enhance crystal lattice distortion, crystal defect and amorphism, thereby enhancing activity of ground materials.

助磨剂作用下磨细物料的XRD、IR分析结果表明：助磨剂加剧了物料的晶格畸变、晶格缺陷及无定形化，加速了物料结构中化学键的破坏，尤其是C〓S矿物中Si—O键的断裂，从而增加物料的反应活性。

The SI system therefore takes the ampere as one of its fundamental units.

因此，SI制取安培作为它的基本单位之一。

During the Si homoepitaxial growth on a double domain Si (100)(2×1) surface, a monoatomic layer mode of RHEED intensity oscillation along [100] azimuth and a ＂monoatomic-layer-like＂ mode along [110] azimuth are observed.

对于双畴(2×1)再构表面的Si(100)外延，沿〔100〕方位观测到的RHEED强度振荡为单原子层式；而沿(110)方位观测时为&类单原子层&模式振荡。

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。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。