激发

Besides, the polarized PL spectrum is able to reveal the fine structure much more pronounced than that in unpolarized spectrum.

此外在此偏振化的光激发萤光光谱中可以显现出更细微的光谱结构，这是在一般的光激发萤光光谱中所无法展现的。

The property of the lowest excited triplet states of xanthone in acetonitrile has been investigated by using time-resolved laser flash photolysis at 355nm. The transient absorption spectra and the quenching rate constants of the excited xanthone with several amines have been obtained.

用时间分辨的激光闪光光解的方法在乙腈溶剂中研究了呫吨酮的激发三重态的性质，并得到了呫吨酮激发三重态和胺类、醇类以及酚类反应的瞬态吸收光谱和猝灭速率常数。

Chlorophyll fluorescence excitation spectra of six phytoplankton species, belonging to Bacillariophyta and Dinophyta, were dealt by fourth-derivative analysis with the Matlab program.

测量了分属硅藻和甲藻两个门类的六种我国东海常见赤潮藻的叶绿素荧光激发光谱，以Matlab为操作平台，采用自编的光谱求导程序，对荧光激发光谱进行四阶导数处理。

The bay area has no substituent and has electron-withdrawing groups,such as bromine atom,cyano-group and 4-formyl phenoxy group compounds have strong absorption in 525 nm,when excitated them,they have strong yellow and salmon pink luminescence bettwen 538 and 566 nm.When introduce electron-donating substituents,such as phenoxy group,morpholinyl,piperidinyl and n-butylamino group,the absorption bathochromic shift while the electron-donating ability is improved,bettwen 536 and 692 nm have strong absorption,reach to the near-infrared region. When excitated them,only the phenoxy group compound has strong salmon pink luminescence in 572 nm,the others have no fluorescence.

其中，港湾位无取代的以及含吸电基团(—Br、—CN、对甲酰基苯氧基)化合物在525 nm左右处均有很强的吸收ε＞10~4M~(-1cm~(-1)，当光激发时，港湾位无取代、溴代和氰基取代物发出538～547 nm的强烈黄色荧光，对甲酰基苯氧基取代物则发出566 nm的强烈橙红色荧光；含供电基团(苯氧基、吗啉基、哌啶基、正丁氨基)化合物随着供电子能力的增强，吸收发生红移，在536～692 nm处均有很强的吸收ε＞10~4M~(-1cm~(-1)，达到了近红外区，当光激发时，只有苯氧基取代物发出572 nm的强烈橙红色荧光，而含氮供电基取代物均发生了荧光淬灭。

The influence of acidity on fluorescence and absorption spectra were investigated. Using quinine bisulphate as a reference, fluorescence quantum yield of aesculin in the condition of pH=4.96 was determined to be 0.76 at excitation wavelength 335nm, and in pH=9.40 was 0.80 at 375nm.

探讨了酸度与浓度对其荧光和吸光性质的影响，以硫酸奎宁为参比，测得秦皮甲素水溶液的两种强荧光型体的荧光量子产率，在pH=4.96，激发波长335nm条件下，荧光量子产率为0.76；在pH=9.40，激发波长375nm条件下，荧光量子产率为0.80。

The results are compared and analyzed.Results Among the 244 patients' bronchial provocation test results,160 are positive （65.57%）,77 are negative （31.56%） and 7 are suspected positive （2.87%）.The 160 positive patients are treated with glucocorticoid and bronchodilatation,and the symptoms are relieved.

结果 244例患者支气管激发试验阳性160例（65.57%），阴性77例（31.56%），可疑阳性7例（2.87%）。160例支气管激发试验阳性患者按支气管哮喘予吸入糖皮质激素及支气管舒张剂治疗，症状缓解。

The visualization biological chip in this invention can make the sample simultaneously accept the high efficiency laser source and uses CCD cameral select the fluorescence image of the biological chip rapidly with large area for further analysis.

本发明的显像式生物芯片仪利用准直透镜使镭射光源产生大面积的镭射光激发光源，使得各样品点同时接受高效能的激发光源，此外利用CCD相机大面积而快速的选取生物芯片的荧光影像再进行分析，可以大幅减少分析时间。

The grindability of deferrization slag is worse than untreated one.

粉磨与特定激发剂的激发是炉渣胶凝材料技术的主要手段。

All kind of structure changes do not occur at the same time, for example the epithelial desquamation occurring after exposure for 1 week and sub- epithelial fibrosis occurring after exposure for 8 weeks, and it is incomplete that the prevention of inhaled corticosteroids on airway remodeling. So inhaled corticosteroids should be introduced to treat asthma as early as it possible.

5哮喘气道重塑过程中，气道结构的各种改变是不同步的，气道上皮脱落在激发1w后即可发生，而上皮下纤维化在激发sw后出现，且ICS对气道结构改变的防治是不完全的，故临床上应及早使用ICS治疗，并结合其他抗炎剂如白三烯受体拮抗剂以最大程度地防治气道重塑的发生。

So when choose the stimulated energy the certain at the same time make sure the characteristic frequency of the eradiate photons, both for a mineral is constant.

所以在选定激发能量的同时确定发射光子的特征频率，两者对于一个矿物来说都是固定不变的，因而用它就可以直接获得矿物在不同激发条件下的释光谱图。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。