晶

The results of the experiments indicate that the examiners of glass-ceramic which manufactured with P2O5 as nuclear of crystallization in the Li2O-ZnO-SiO2 system included cristobalite, Li2O.

实验结果表明：在Li_2O-ZnO-SiO_2系统中，以P_2O_5为晶核剂，研制出的微晶玻璃中的主晶相有方石英，此外还有Li_2O。

Crystal structures of different PVDF crystal form s and the conformations of marcomolecules existed in the crystal form s were introduced.

介绍了聚偏氟乙烯不同晶型的晶格结构以及大分子在不同晶型中所采取的构象。

It can be calculated using the relative intensity of X_ray diffraction on the ｛111｝ and ｛220｝ crystal planes of β_SiC crystals.

采用β-SiC晶须的｛111｝和｛220｝两晶面族的X射线衍射线的相对强度来定量地计算晶须定向度。

V-shape grooves exist in twinned crystal planes of fivefold twin. As for thermodynamics and kinetics, the grooves are helpful for diamond grains of fivefold twin to grow.

正二十面体和正十面体颗粒都是"五重孪晶"结构，在颗粒表面上与五重孪晶面对应的区域形成V-形槽，这种V-形槽对五重孪晶金刚石颗粒的长大有热力学和动力学的有利作用。

With increasing the annealing temperature, the crystal structure changes from anatase to rutile and the crystallite size increases.

随着热处理温度升高，晶体结构由锐钛矿晶相向金红石晶相转化，同时微晶的颗粒尺寸增加。

Our company relates to optics wafer treating right away starting from the 80's, In the field of wafer treating have accumulated large amount of the special field experience developing、giving birth to a child and managing. Grasp the various optics wafer Flat surface、Spherical surface、Cylindrical surface complete set processing technology.

本公司自八十年代初就开始涉及光学晶片加工，在晶片加工方面积累了大量开发、生产及管理的专业经验，掌握各种光学晶片平面、球面、柱面的全套加工技术。

This research was important to understand the symmetry property on Dauphine and Brazil twinning of α-quartz and provided a useful method for the identification of the two kinds of twinning.

这一研究对认清α-石英道芬双晶和巴西双晶腐蚀像的对称关系，鉴定α-石英的双晶类型具有理论与实际意义。

During water quenching of meltten these alloys in fused silica tubes, the icosahedral quasicrystal solidified first, then the decagonal quasicrystal, and finally the crystalline approximants.

将成分为〓〓的合金放在抽真空的石英玻璃管中熔融后水淬，二十面体准晶首先形成，接着是十重对称准晶，最后形成的是准晶的晶体近似相。

In order to study the composition segregation region s in bulk metallic glass,small angle X-ray scattering technique and differential scanning calorimetry were used to investigate the evolution of microstructure in Cu55Zr30Ti15 amorphous alloy heated from 310 K to 783 K.

为了研究大块非晶合金中成分分离区的存在状态及其在晶化过程中的作用，应用小角X射线散射技术和差示扫描量热仪研究Cu55Zr30Ti15非晶合金从310 K到783 K之间微结构的演化情况。

The macroscopic hardness, microscopic hardness, tensile capability and press capability of fine grain samples were tested. In addition, the ultra fine grain material''s thermo-stability, mechanical capability and dilatability were studied.

分析了所得到的细晶材料的外观形貌、金相组织和透射电镜形态，测量了细晶材料的微观和宏观硬度、拉伸性能、压缩性能，并研究了超细晶材料的热稳定性、力学性能和热膨胀性能。

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％。