1) split frequency spectrum
裂谱
1.
Research and analysis of anti-jamming characteristic based on split frequency spectrum signal
基于裂谱信号的抗干扰特性研究与分析
2) mass splitting
质谱裂解
1.
A study on the synthesis and mass splitting of diphenyl 4-pyridyl carbinol;
α,α-二苯基-4-哌啶甲醇的合成及质谱裂解研究
3) Pyrolysis Gas Chromatography
裂解色谱
1.
Identification of PET and PBT by Pyrolysis Gas Chromatography;
裂解色谱法对PET和PBT的鉴定
2.
Application of fuzzy cluster analysis in determining fingerprint spectrum of curcuma aromatica salib by pyrolysis gas chromatography;
模糊聚类分析法在郁金裂解色谱测定指纹图谱中的应用研究
4) Pyrolysis-Gas Chromatography
裂解色谱
1.
The fingerprints of various Chinese Materia Mediea and Chinese patent medicine are investigated by Pyrolysis-Gas Chromatography.
采用裂解色谱法 (PGC)研究比较几种中药材及中成药的指纹图谱 ,并考察了裂解温度、裂解时间对指纹图谱的影响 。
5) pyrolysis mass spectra
裂解质谱
1.
In order to obtain hidden age messages of ancient lacquerware, pyrolysis mass spectra obtained from lacquer film on lacquerware using pyrolysis mass spectrometry were handled by artificial neural networks.
本文用裂解质谱方法,得到漆器漆膜裂解质谱数据,然后用变步长误差反向传播算法的人工神经网络模型处理,初步结果证明人工神经网络方法为解析古代漆膜的年代信息提供了一条有效的新途径。
6) split spectrum processing
裂谱分析
1.
By replacing of Gaussian filters in split spectrum processing using RAC filters, a new split spectrum processing technique is presented in this paper.
本文采用平顶升余弦 (RAC)滤波器代替传统裂谱分析方法中的高斯型滤波器 ,提出了一种改进型裂谱分析方法 ,实验结果证实了新方法具有很高性能稳定性和增强湮没晶粒 (或其他散射体 )散射中的缺陷回波信号能力。
2.
To enhance the signal to noise ratio (SNR) of fundamental ultrasonic echo signals for ultrasonic nondestructive testing (UNDT) and ultrasonic nondestructive evaluation (UNDE), a new method called split spectrum processing technique based on wavelet transform multi-resolution analysis ability was presented.
为了提高超声无损检测(UNDT)和无损评价(UNDE)中基础数据的信噪比(SNR),提出了一种基于小波变换多分辨率分析的裂谱分析新方法。
补充资料:裂解气相色谱-质谱法
分子式:
CAS号:
性质:在普通的气相色谱质谱联用仪(GC/MS)的进样系统中加一个热裂解器,在热裂解器中,高聚物大分子被加热裂解成小分子气体,载气辛巴这些小分子带入色谱仪进行分离,再引入质谱仪进行电离和分析,质谱仪给出这些小分子的质谱图,化学家可以根据质谱结果,推测出原来高聚物的种类和可能结构。
CAS号:
性质:在普通的气相色谱质谱联用仪(GC/MS)的进样系统中加一个热裂解器,在热裂解器中,高聚物大分子被加热裂解成小分子气体,载气辛巴这些小分子带入色谱仪进行分离,再引入质谱仪进行电离和分析,质谱仪给出这些小分子的质谱图,化学家可以根据质谱结果,推测出原来高聚物的种类和可能结构。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条