分辨

A pulse rise time separation spectra of n and γ are obtained using Am-Be neutron slowed by paraffine upon 0.75 and 1 MeV.

在下阈0.75和1 MeV下，分别测量了Am-Be中子源的n-γ分辨谱以及相同条件下的γ上升时间－幅度谱。

These clinical data suggest that any manifestations similiar to pulmonary interstitial fibrosis complicated with pleural effusion and paratracheal lymphadenopathy should be further differentiated from PLC by HRCT and pleural-lung tissue biopsy.

对双肺呈类间质纤维化改变，同时合并胸腔积液和纵隔淋巴结肿大的患者，应进一步行高分辨CT及胸膜肺组织病理活检，以期排除PLC之诊断。

Vancomycin was directly coupled onto Tenta Gel S NH〓 or PEGA resin through its C-terminus. HR/MAS NMR studies indicated that conformation of PEGA-bound vancomycin was the same as free vancomycin, and Ac〓-L-Lys-D-Ala-D-Ala interacts with PEGA-bound vancomycin the same way that it interacts with free vancomycin.

本文将万古霉素C端分别连接到Tenta Gel S NH〓和PEGA树脂上，利用高分辨魔角核磁共振技术研究了万古霉素在固相载体上的构象变化以及与Ac〓-L-Lys-D-Ala-D-Ala的相互作用。

The treatment method and the size of the periapical lesion had significant influence on the results of the elderly people, whereas no influence on the young patients.

作者认为 PAI 系统对评定根尖周病疗效具有良好的准确性、可重复性和对不同病情人群之间的分辨能力，值得推广应用。

Predicted Model of Aggregation of Molecules in Chinese Herbal Drugs by Support Vector Machines;2. The aggregation behavior of phenylhydrazone and hemicyanine,in Z-type LB multilayers has been studied by absorption, steady state and time-resolved fluorescence spectroscopies.

利用吸收、稳态和时间分辨荧光方法研究了苯腙和半花菁分子在Z型LB多层膜中的聚集体性质，苯腙和半花菁吸收光谱的红移和兰移，说明它们分别以J和H型聚集体形式存在于LB腹中苯腙和半花菁LB膜的荧光发射带分别在560nm和584nm处，亦分别对于它们溶液的荧光谱显示出红移和兰移的特征。

The correlation of such ultrafast process with the system temperature and property of solvents is analyzed, which is useful for the further study about the ultrafast process of DNA, protein and other biological molecules, such as intra- and intermolecular electron, proton and energy transfer and photoisomerization.

本文的主要内容是利用飞秒时间分辨荧光亏蚀光谱探测技术对液相体系中的染料大分子在不同条件下的激发态振动弛豫、取向弛豫和分子间碰撞传能等超快动力学过程进行了研究，分析得到了这些超快过程与体系温度和溶剂性质之间的关系，同时为进一步研究DNA、蛋白质等生物分子体系的电子转移、质子转移、能量传递以及光致异构化等反应过程打下了基础。

The main results and conclusions are as following:(1) By using the femtosecond time-resolved fluorescence up-conversion technique, we studied the ultrafast excited state photoisomerization process of 33TC dye molecule.

主要内容和结论如下：(1)利用飞秒时间分辨荧光上转换技术对3，3'-磺酸基丙基噻腈三乙胺盐(33TC)的超快激发态光异构过程进行了研究。

Herein, a series of compounds, BP-C〓-NBD (n=2, 3, 4, 5, 6, 8, 10), was synthesized. Nanosecond flash photolysis, phosphorescence emission and lifetime, as well as photoisomerization reaction of norbornadiene were used to understand the intramolecular triplet energy transfer in detail.

我们设计、合成了以多亚甲基连接的二苯酮与降冰片二烯（BP-C〓-NBD，n=2，3，4，5，6，8，10）系列化合物，利用纳秒时间分辨技术、低温磷光发射、磷光寿命以及光敏异构化的方法，对其分子内三重态能量传递过程进行了详细地研究。

Femtosecond time-resolved studies using fluorescence depletion spectroscopy were performed on the vibrational relaxation; orientational relaxation and the intermolecular energy transfer of dye molecules in solutions under different conditions. The correlation of such ultrafast process with the system temperature and property of solvents is analyzed, which is useful for the further study about the ultrafast process of DNA, protein and other biological molecules, such as intra- and intermolecular electron, proton and energy transfer and photoisomerization.

本文的主要内容是利用飞秒时间分辨荧光亏蚀光谱探测技术对液相体系中的染料大分子在不同条件下的激发态振动弛豫、取向弛豫和分子间碰撞传能等超快动力学过程进行了研究，分析得到了这些超快过程与体系温度和溶剂性质之间的关系，同时为进一步研究DNA、蛋白质等生物分子体系的电子转移、质子转移、能量传递以及光致异构化等反应过程打下了基础。

Their emission spectra were studied by photostationary fluorescence measurements and time-resolved fluorescence measurements.

利用稳态荧光光谱和时间分辨光谱技术对化合物在溶液中的荧光发射及激发态衰减行为进行了研究。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。