查询词典 crystals

A lump of sugar is an aggregation of sugar crystals.

方糖是糖晶体的聚合体。

Phrase A lump of sugar is an aggregate of sugar crystals.

砂糖块是砂糖晶体的聚合体。

Stability of double Nd: YVO4 crystals laser′s equivalent cavity is analyzed, theory result expresses that crystal′s thermal lens generated by laser crystal absorbing pumped power will play important effects to cavity stability.

对平行平面谐振腔的等效腔进行了理论分析，结果表明激光晶体吸收泵浦光产生的热透镜效应对保持腔的稳定性起到了重要的作用。

It contains crystalline phase and non-crystalline phase that would help to develop new field of luminescent materials. On the basis of these studies, We summarized the law of absorption band positions of VUV spectrum in host crystals.

在大量的体系研究的基础上，我们总结了基质晶体的真空紫外光谱的吸收带位置的规律，该初步规律将有助于人们寻求优质新型深紫外晶体和新型PDP荧光粉。

On the basis of these studies, We summarized the law of absorption band positions of VUV spectrum in host crystals. This law will help people to explore new efficient far-ultraviolet crystal and new PDP phosphors.

在大量的体系研究的基础上，我们总结了基质晶体的真空紫外光谱的吸收带位置的规律，该初步规律将有助于人们寻求优质新型深紫外晶体和新型PDP荧光粉。

As walk-off angle and acceptance angle of beam limit the conversion efficiency and the tunable wavelength range of difference frequency generation, research include effective nonlinear coefficient, walk-off angle and acceptance angle as functions of wavelength, the relationship between conversion efficiency and acceptance angle, and the impact of crystals length on the process of frequency conversion.

由于光束的走离角、允许角限制了转换效率和差频调谐波长范围，研究内容还涉及了有效非线性系数、走离角和允许角与波长的关系，转换效率与允许角的关系，以及晶体长度在频率变换过程中产生的影响。

6In each case the crystals,small or large,are naturally bounded by square or rectangular crystal faces of different sizes,but with each face always at right angles to each adjacent face.

在每种情况下，各个晶体不论大小都是天然地由一些正方形的或矩形的晶面作为自己的界面，这些晶面大小不一，但每一晶面总是垂直于每一相邻面。

In recent years, crystallographers have developed a series of method to improve the quality of protein crystals, such as crystal growth in metastable zone, influencing the kinetics process of protein crystal in special environment, obtaining high quality crystals by adding detergent and reductive methylation of proteins.

近年来人们从影响蛋白质结晶过程的各个因素出发，发展了一系列提高蛋白质晶体质量的方法，如在亚稳区生长蛋白质晶体、利用特殊环境影响蛋白质晶体生长的动力学过程、利用去垢剂提高蛋白质晶体质量和分子工程改造蛋白质分子提高晶体质量等。

The author prepared bulk SmBaCuO single crystals with 5×5×5mm〓 by MTG method. The SmBaCuO crystals were proved by X-ray diffraction and X-ray back-reflection Laue technique. SmBaCuO crytal became 90K zero resistance superconductor by the study of the relation of transition temperatures and heat treatment conditions.

采用MTG法及其它类似的方法制备的YBCO超导体的小样品具有很好的超导电性能，但要使YBCO超导体获得实际应用，必须制备超导电性能优异的大块YBCO超导材料，采用籽晶诱导技术是制备高性能大块YBCO超导体的有效方法，因此，制备较大尺寸高质量的〓〓单晶是籽晶诱导技术成败的关键，作者用MTG工艺制备了尺寸达5×5×5mm〓的大块〓单晶，X-ray衍射及X-ray劳埃像法证明MTG法制备的〓晶体具有很好的单晶特性。

Based on radiative transfer theory,the reflection properties of cirrostratus consisting of hexagonal ice crystals or equivalent spheres are computed by using the adding-doubling method,respectively.The results show that the Mie scattering calculations at the region of λ≈3.0 μm give good agreement with the hexagonal ice crystals.

根据辐射传输理论，应用累加法，分别计算了由冰晶粒子和等效球形粒子构成的卷层云的多次散射特性，计算结果表明当入射波长λ≈3.0 μm时，等效球Mie理论可以很好地用于计算卷层云的反射特性，但是当λ。8 μm时，尤其在可见光区，将引起显著的误差。

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％。