• 量子NMR得到比寻常NMR方法简单解析从而增进了研究分子结构构型可能性

    The techniques have advantages over conventional single quantum NMR method in obtaining simple analyzable spectra which make study of molecular structure and conformation possible.

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  • 然后他们细菌提取dna利用解析二次离子技术分析了其中的化学组成,发现DNA中含有

    They also separated out the DNA from the bacteria and analyzed its composition using a technique called high-resolution secondary ion mass spectrometry; the isolated DNA contained arsenic.

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  • 本文同时还聚类分析法研究漆膜裂解数据隐含年代信息讨论了实验条件稳定性解析结果影响

    Hidden age messages of pyrolysis mass spectra data of lacquer film by cluster analysis method were investigated and discussed. The stability of experimental factor influenced on analysis result.

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  • 导出了平面测量近场随机误差引起误差解析表达式

    The analytical expressions of the error spectra caused by random errors in the measurement of amplitude and phase of the near field in planar near field measurements are presented.

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  • 研究结果大规模蛋白质数据解析提供了有价值参考

    These results will be very helpful in the mass spectrometric data analysis of proteomic study.

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  • 本文研究了在空间相关地面运动数学模型线性体系振动反应特点它们的解析计算方法

    This paper studies the Characteristics of the first three spectral moments for the response of linear systems under the space-interrelated ground motion model and an analytical method.

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  • 对长周期光纤光栅传输谐振波长应变特性耦合模理论进行研究,推导出谐振波长应变灵敏度解析表达式。

    The strain sensitivity characteristic of long-period fibre grating (LPFG) was studied by coupled-mode theory and the strain sensitivity analytic equation of the resonant wavelength was deduced.

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  • 文中介绍了解析基本方法讨论了利用开放式可扩充体系结构MA TLAB语言开发综合性计算机辅助质解析初级专家系统的构想设计思想

    The paper introduced the MS analysis method and discusses the design and application of the expert system for MS analysis based on the opening and expansion structure of MATLAB language.

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  • 提出了依据宽带随机功率密度函数求解等效应力幅解析公式。

    The semi-analytical solution for evaluating ESR from spectral density function of wide-band random loading is presented.

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  • 讨论散射振幅解析性质和函数方程以及的非相对论近似。

    The non-relativistic approximation of wave functions and energy equation and phase shifts are also studied.

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  • 本文输入地震动功率c - P假设推导了计算组合系数解析公式

    Analytic formulas for combination coefficients are deduced in this paper under the assumption that the input power spectrum is C-P spectrum.

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  • 通过红外光1H - nmr初步解析证实了化反应发生

    The occurrence of SBR cyclization was confirmed by the primary analysis of ir and 1 H-NMR spectra.

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  • 本文通过GCMSDS检索,人工解析与标准质对照方法,从橙皮分析鉴定49个成分

    The chemical constituents of red orange oil were studied by use of GC/MS/DS in this paper, 49 constituents were identified.

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  • 采用一个高斯和劳伦兹混合函数对不同电解质电化学氧化后碳纤维XPS进行解析

    The XPS spectra of carbon fibers electrochemically oxidized in acetic acid, nitric acid, phosphoric acid, sulphuric acid and ammonium carbonate were fitted by a Gaussian Lorentzian mixed function.

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  • 提出连续小波变换-纯变量(CWT-PVA解析相色-质GC-MS)重叠信号新方法。

    An algorithm for resolution of overlapping gas chromatographic-mass spectrometric(GC-MS) signal using continuous wavelet transform-pure variable approach(CWT-PVA) was proposed.

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  • 利用元素分析红外磁共振激光解析电离飞行时间确证了组成和结构

    Their chemical structures were confirmed by means of elemental analysis, infared spectra, proton nuclear magnetic resonance spectra and mass spectra.

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  • 概述喷雾电离(esi - MS)、基质辅助激光解析电离质(MALDI - MS)原理

    The principle of electrospray ionization-mass spectrometry (ESI-MS) and matrix assisted laser desorption ionization-mass spectrometry (MALDI-MS) is described.

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  • 雷达波的分布特性出发,分析了杂波的解析模型,阐述了雷达杂波幅度概率密度分布及其功率密度分布。

    Based on radar clutter distribution, the radar clutter model is analysed for amplitude probability density distribution and power spectrum density distribution.

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  • 结果通过检索结构解析确定了19甾体成分结构并提出了辨别麝香真伪特征方法

    RESULTS: 19 kinds of Steroids in natural musk samples were illustrated by library searching or structure elucidation. and the characteristic method of telling the true from the false is proposed.

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  • esca解析分析证明BET表面吸附,并随bet用量增加增加。

    Through the analysis with ESCA charts, it has proved that BET on the surface of Coal is absorbed by adding the BET as the increasing.

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  • 根据实验实例数据,探讨二次离子质激光离子探针质分析数据解析须掌握基本方法

    Based on experiments and the data analysis, the basic method for analyzing SIMS or LIPMS data was discussed.

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  • 误差反向传播为训练算法前馈人工神经网络BP- ANN)首次用于中草药裂解相色解析

    The potential utility of feed forward artificial neural network using the back propagation algorithm (BP-ANN), in interpreting pyrogram data from traditional Chinese medicine was discussed.

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  • 使用解析仿真法分析了SWIM工作模式2海浪观测能量误差两种方法的结果一致。

    Two methods, namely, analytical process and simulation process, are adopted to analyze the energy error of retrieved wave spectra by SWIM operated at Mode 2.

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  • 二级通过一些化合物碎片解析得到了PPO的裂解方式

    The fracture manner of PPO was obtained through analysing some fragment peaks of compounds in the second - order mass spectrum.

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  • 通过解析找出了成色化合物碎裂规律;归纳出了利用质分析成色剂结构的方法。

    The MS fragmentation law of color couplers have been established by analyzing the mass spectra of such compounds and a…

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  • 通过解析找出了成色化合物碎裂规律;归纳出了利用质分析成色剂结构方法

    The MS fragmentation law of color couplers have been established by analyzing the mass spectra of such compounds and a method for analyzing the structures of co…

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  • 通过解析noesy中的noe相关点,完成了对其序列以及质子全部归属。

    The sequence-specific assignment of spin systems was obtained by noes correlation in wet-noesy spectra and the complete assignment of proton resonances for backbone and side chain has been achieved.

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  • 通过解析noesy中的noe相关点,完成了对其序列以及质子全部归属。

    The sequence-specific assignment of spin systems was obtained by noes correlation in wet-noesy spectra and the complete assignment of proton resonances for backbone and side chain has been achieved.

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