查询词典 optically

This phenomenon falls under the category of "spherical aberration"-- just one of several examples of how the human eye is optically imperfect.

这种现象应该归入球面像差的范畴内，这是人眼为何出现视力缺陷的几个实例之一。

The optical activity of a stereoisomer is expressed quantitatively by its optical rotation, The specific rotation 〖α〗D25C of an optically active compound is defined thus

立体异构体的光学活性是以旋光度定量表示的，光学活性物质的比旋光度〖α〗D25C是这样定义的

B (1R,3S)-1-ethyl-3-bromocyclopentane,andan optically active stereoisomer of 1,3-diethylcyclohexane.

答：指出1-甲基萘的所有手性中心，它存在多少个立体异构体

In this chapter, we report the synthesis of an alkyl imidazo lium salt supported chiral sulfonamide ligand and its use and recycling in enantiosel-ective reduction of prochiral ketones to optically active secondary alcohols.

在这里我们报道了一种离子液体接枝的磺酰胺手性配体以及在前手性酮的不对称还原反应中的应用，获得了较好的对映纯过量，实现了手性配体的回收和重复使用。

Thermoluminescence and optically stimulated luminescence of PbWO_4 crystal doped with Y 3+ is investigated.

实验测试了掺钇的钨酸铅(PbWO4 )晶体的热释光和光释光。

This article narrates the transformation of carbonyl group in optically active epoxy ketones under different reagents and enumerates some synthetic applications of this kind of transformation.

本文讲述了有机合成中光学活性的环氧酮化合物中酮羰基在不同试剂下的转化，并列举了一些相关的合成应用。

This article narrates the transformation of carbonyl group in optically active epoxy ketone s under different reagents and enumerates some synthetic applications of this kind of transformation.

本文讲述了有机合成中光学活性的环氧酮化合物中酮羰基在不同试剂下的转化，并列举了一些相关的合成应用。

Diffusing film, which is an optically transmissive component, is provided to redistribute the propagating light.

扩散片是个光穿透的元件，凡是能重新分配光分布的膜片都可定义为扩散片。

Besides, vicinal diamines and hydroxyamines were also synthesized in high enantioselectivities, which should be useful in asymmetric synthesis as optically active ligands.

同时，也高对映选择性地合成了一系列不对称反应中有用的手性邻二胺和邻羟胺化合物。

In accordance with the present invention, optically pure-hydroxycarboxylic acid can be prepared by culturing E. coli transformed with a recombinant plasmid which expresses intracellular PHA depolymerase of Ralstonia eutropha and PHA biosynthesis enzyme of Alcaligenes latus to give-hydroxycarboxylic acid.

根据本发明，光学纯的-羟基羧酸可通过培养用重组质粒转化的E.coli制备，所述重组质粒表达真养产碱杆菌的胞内PHA解聚酶和广泛产碱菌的PHA生物合成酶从而生成-羟基羧酸。

Don not attempt to do something which you can not to do.

不要企图做那些办不到的事情。

The expression of CTGF and TNF-αweredetected by immunochemistry and the number of Clara Cells was calculated.

光镜下观察肺组织的病理变化，采用免疫组化染色观察肺组织中结缔组织生长因子和肿瘤坏死因子-α的表达和Clara细胞的数量。