利用电感耦合等离子体原子发射光谱法对闪锌矿中主元素与微量元素进行测定。
Inductively coupled plasma atomic emission spectrometry was used to determine the main elements and trace elements in sphalerite.
采用主成分回归和偏最小二乘法分别对血糖近红外光谱进行分析，建立数学校正模型。
Analyze the near infrared spectrum of the glucose concentration using main component regression and partial least square algorithm, build up the adjusting mathematical model.
提出了一种基于分段主成分分析的高光谱图像波段选择算法。
A segmented PCA based band selection algorithm of hyperspectral image is proposed.
这些方法主要有光谱参数、连续背景扣除、高斯反卷积分析以及主成分分析。
These include continuum removal, Gaussian deconvolution, principal component analysis, and spectral parameters for compositional mapping.
并对非线性主折线算法用于高光谱遥感数据特征提取的效果进行研究和讨论。
A simplified algorithm of nonlinear principal curves called nonlinear principal poly line is developed and its effect for feature extraction of hyperspectral data is researched.
目的研究便携式拉曼光谱仪对解热镇痛类药品主成分的识别能力。
OBJECTIVE To investigate the identification of principal constituent of the fever-relieved and pain-relieved drugs by Handheld Raman Spectrometer.
应用化学分析、X射线衍射、红外光谱、扫描电镜、差热热重等分析手段对高山寿山石进行了主矿物的研究。
Based on such analytical means as chemical analysis, XRD, IR, SEM and TG-DTA, the author carried on the research on the main mineral of Shoushan stone from Gaoshan district.
主成分分析是全光谱分光光度分析中常用的校正方法。
Principal component analysis is widely applied to the multivariate calibration.
取代基的影响较小，主链共轭结构对吸收光谱的影响明显。
In short, the influence of the substituents is insignificant. However, the remarkable effect was induced by the conjugated structure in the main chain.
研究了基体元素铁、主量元素钕、镝、钴、硼对杂质元素的光谱干扰情况；
The interference effects of matrix element Fe and high concentration elements Nd, Dy, Co, B on impurity elements were studied.
研究了基体元素铁、主量元素钕、镝、钴、硼对杂质元素的光谱干扰情况；
The interference effects of matrix element Fe and high concentration elements Nd, Dy, Co, B on impurity elements were studied.
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