波谱

The condition of the reaction and the spectral properties of the products were studied.

探讨了反应进行的条件，研究了产物的波谱性质。

In chapter II, the solution structure of CMS_SH3_B was determined by NMR spectroscope.

在第二章中，我们使用NMR波谱技术测定了CMS_H3_B的溶液结构。

Microwave spectroscopist have determined the rotational constants for many molecules.

微波波谱学家已经确定了许多分子的转动常数。

Objective To investigate the diagnostic value of magnetic resonance spectroscopy on prostate cancer.

目的 探讨三维质子磁共振波谱对前列腺癌的诊断价值。

This paper analyses surface constitution for the weld samples of low Sn Zr 4 cladding tube by wave spectrum analytical method.

采用电子探针的波谱分析方法，对国产低锡Zr4包壳管的环焊缝试样进行表面成份分析。

Aminonaphthalimide derivatives are attractive fluoroionophore owing to their good photophysical properties with strong fluorescence, large Stokes shifts and relatively steady emission wavelengths.

萘酰亚胺及其衍生物因其良好的(来源：2c2cAB92C论文网www.abclunwen.com)光学性质：高的荧光量子产率、大的Stokes位移，相对长的发射波谱等等，使它成为一种理想的荧光探针分子。

They are 30 flavonoids of which 12 are new compounds, six are steroid compounds (2 new sterol), 2 new stilbenes, 2 lignans.

应用光谱和波谱技术鉴定了所有化合物的结构，特别是应用二维核磁共振技术解析了18个新化合物的结构。

Objective To research the differential value of 1HMRS to cortical or subcortical cerebral infarction and glioma.

目的 探讨质子波谱对皮层区脑梗死与胶质瘤的鉴别诊断价值。

A series of cholesterol-bearing O-carboxylmethyl chitosan conjugates with different degrees of substitution of the cholesterol moieties and cholesterol-bearing chitosan were synthesized by the succinyl linkages and characterized by Fourier transform infrared, Proton Nuclear Magnetic Resonance (~1H NMR) and elemental analysis. These hydrophobized chitosan derivatives were amphiphilic in nature and their self-aggregation behavior in aqueous media was evaluated by the fluorescence probe technique.

课题的主要研究内容如下：采用化学的方法合成了不同分子结构、不同取代度的系列胆甾醇基壳聚糖衍生物—胆甾醇基壳聚糖和胆甾醇基-羧甲基壳聚糖，并应用先进的分析手段电位滴定、红外光谱法(IR、核磁共振波谱法等对原料、中间产物以及产物进行了结构表征，衍生物分子中的胆甾醇基取代度(3.2％～12.5％)采用元素分析的方法进行检测。

METHORD: The chemical constituents of Schisandra micrantha were isolated by various column chromatographic methods. Their structures were assigned by spectroscopic methods including 2D NMR experiments, and their anti-HIV-1 activities and cytotoxicities were tested by microtiter syncytium formation infectivity assay.

采用多种柱层析分离进行化合物的分离和纯化，通过波谱分析鉴定化合物的结构，化合物的抗HIV-1活性通过对HIV-1感染C8166细胞致细胞病变的抑制试验得到。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。