高灵敏度谱分析技术是激光稳频系统的关键。
High sensitivity spectroscopy is a key technique for laser frequency stabilization.
可以使用氦离子显微镜进行离子散射能谱分析，从而将这项灵敏度最高的表面技术应用于同时要求具有空间分辨率的分析任务中。
Ion scattering spectroscopy can be carried out with HIM, allowing this most surface sensitive technique to be applied to analysis tasks where spatial resolution is also required.
而且该算法精确度高，抗随机噪声干扰能力强，使得载荷谱分析更加准确。
And it has a high precision, strong restraining random interfering noise. As a result, it makes loading-spectrum analysis more accurate.
最大熵谱分析方法具有分辨率高、灵敏度和稳定性好等优点。
Maximum entropy spectral analysis has the merits of high resolution and sensibility as well as stability.
频谱分析法是用频率分析仪测量各次谐波的方法计算出波形失真度，但采用此种方法的仪器价格较昂贵。
The method of analysis frequency table is using the meter of frequency table to test all kinds of frequency and then calculate the distortion of the wave.
分析了引起光谱分析误差的主要因素，如试样脱碳层深度、表面粗糙度、描迹等。
It analyzed main factors of arising spectrum analysis error which including specimen decarburization layer depth, surface roughness, describing, etc.
实验结果表明，此系统既可用于高灵敏度的静态二次离子质谱分析，也可用于二次离子能谱的研究。
The experimental results show that the system can be used to carry out high sensitivity SIMS work as well as secondary ion energy spectrum studies.
频谱分析法的核心是FFT, FFT方法进行谐波分析会出现谱泄漏现象，影响失真度的测试精度。
The core of spectrum analytical method is FFT, which generally brings spectrum leakage in course of analysis, and affects the precision of distortion measurement.
本文探讨了用基于能量的转换方法获得结构的能力曲线，对提高能力谱分析法的精确度有重要意义。
This paper studies the energy-based conversion method to gain the structure's capacity curve. This has great sense to improve the accuracy of the capacity spectrum method.
本文介绍了光谱分析仪波长准确度校准的一种新方法，详细阐述了其原理及具体实现。
New method of wavelength accuracy calibration in Optical Spectrum Analyzer is introduced, its principle and implementation are described.
对基于频谱分析仪的相位噪声测试原理和方法进行了介绍，并对引起测试系统不确定度的因素及其评定方法进行了讨论。
This article introduces the principle and method how to measure phase noise with spectrum analyzer, and discusses the uncertainty factor and its evaluating method.
由于应用了微型机，大大地提高了色谱分析中的可靠性、精确度和自动化程度。
The application of the microcomputer greatly improves the reliability, accuracy and automaticity of chromatographic analysis.
提出了基于双谱分析的表面粗糙度特征分析方法。
Based on bispectrum analysis, a new characterizing method of surface roughness is presented.
难分离对的分离度均大于1.5。精密度、准确度均满足气相色谱分析的要求。
It's accuracy and precision, and could be met the general requirements. The resolution was more then 1.5.
叙述了用瞬态冲击频谱分析法测定路基压实度的原理和技术关键。
In this paper, a method of shock frequency analysis is applied to compaction measurement. Its principle and key technique is given.
用射频频谱分析仪观测一个已调波的频谱成分，记录上边带或下边带中各条谱线的幅度值，从而可以根据有关算式计算出调制信号（音频信号）的失真度。
Spectrum of the amplitude-modulated wave is observed by a radio frequency spectrum analyzer and amplitude values of every spectrum are recorded at the upper sideband or lower sideband.
应用功率谱分析的方法，提取出同时段百年尺度和千年尺度的古季风周期，其中71 a周期为本文首次提出，并被认为是东亚季风活动最显著的基准周期之一。
Using power spectral analysis, centennial and millennial-scale cycles of Paleo-monsoon were extracted. In the cycles, 71 a is the basic cycle of East Asian Monsoon.
本文介绍了H P 8559A频谱分析仪频率测量显示电路的基本工作原理，同时阐述了怎样使用单片机对该型号频谱仪实施改造以改善其频率测量准确度。
This article sum up the principle of frequency display in HP8559A spectrum analyzer. And introduce a design to improve frequency accuracy of measurement by using Single-chip-computer.
从频域角度分析了信号失真现象，并探讨了频谱分析仪观测微小失真度的原理及若干问题。
From frequency field Angle the phenomenon of signal distortion is analyzed, and the principle of observing and measuring the micro-distortion of signal by using spectrum analyzer is explored.
研究了色谱分析条件，测定了方法的精密度和准确度。
GC separating conditions and its accuracy and precision were also studied.
本文介绍一种在火焰原子吸收光谱分析中提高测量精确度的方法——极限精确度法及其应用实例。
A method of ultimate precision in flame atomic absorption spectrophotometry (FAAS) and applicable practice are introduced in this peper.
本文根据正态分布的规律，提出了对频谱分析仪参考电平测量结果扩展不确定度的一种估计方法，对其他计量测试项目的不确定度分析有一定参考价值。
According to the normal law, we put forward an estimate method of the measuring result uncertainty for Spectrum Analyser. It is useful for uncertainty analysis of other calibrations.
他们对引起密集恐惧症发作的图像进行了光谱分析，发现这些图像在发光、对比度以及光波波长方面都有着相似的特征。
They performed spectral analysis on images that induce trypophobia and found that the fear-inducing images all had similar characteristics related to luminescence, contrast and light wavelengths.
如何将经典试剂更好的应用于光谱分析领域，开发其新用途，提高分析方法的灵敏度和准确度，越来越受到分析工作者的重视。
Mining the conventional reagents for new application has now become the focal point of spectroanalysis for analysts in many countries.
采用中药色谱指纹图谱相似度评价系统软件(2004a版)进行指纹图谱分析。
The chromatographic fingerprints were analyzed with similarity evaluation system for chromatographic fingerprint of TCM (2004a edition).
用以上条件进行锐劲特气相色谱分析，锐劲特与其三个中间代谢产物可以得到很好的分离，使得最难分离的代谢中体MB 45950与锐劲特之间的分离度达到2。
Under this conditions, the fipronil and its three metabolites was analyzed, all the four ingredients were completely separated. The separate degree between fipronil and MB45950 is 2.
重点论述简易诊断中加速度和峭度系数两个参数的门限确定以及谱分析中的故障判断，达到简易诊断和精密诊断的良好结合。
Through this way to go on the diagnosis of hitch. The main statement is the two thresholds determination of acceleration and coefficient and the judgment of hitch during the analyze of chart, so…
经现场安装实验验证，表明基于小波包能量谱分析的天气雷达伺服电机故障诊断方法是一种方便灵活并且准确度很高的故障诊断方法。
The on-site installation verification test proved that the weather radar servo motor faults diagnosis method is a more convenient and accurate method.
经现场安装实验验证，表明基于小波包能量谱分析的天气雷达伺服电机故障诊断方法是一种方便灵活并且准确度很高的故障诊断方法。
The on-site installation verification test proved that the weather radar servo motor faults diagnosis method is a more convenient and accurate method.
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