1) Fourier spectrum
傅里叶谱 FS
2) FS polyspectra
高阶FS谱
1.
The remote testing of the Shaft-Rate Electric Field of the Ship in the real ocean is a difficult task,this paper put forward a weak signal processing method based on the diagonal slice of FS polyspectra,and by using this method the characteristic signal can be extracted effectively from the experiment data of low SNR.
针对在实际海洋中对舰船轴频电场进行远程探测的问题,文中采用了一种基于高阶FS谱对角切片的微弱信号处理技术,通过该方法能简单有效地将微弱轴频电场信号从低信噪比的实测数据中分离出来。
3) Fluorescent spectroscopy
荧光光谱(FS)
4) Femtosecond coherent spectroscopy
fs相干光谱
6) Fourier frequency
傅里叶频谱
1.
On account of moire interfere technology, moire stripe produced by doublegrating has been analyzed by use of the Fourier frequency analysis method.
基于莫尔条纹干涉技术，利用傅里叶频谱的分析方法，对相位物体的测试系统进行了设计，导出了不同光强分布对应的莫尔条纹方程及光强度分布公式。
2.
The author of this paper, based on moire interfere technology and by using Fourier frequency analysis method, designed phase object measurement system, successfully derived Moire stripe equation corresponding different distribution of light strength of the light and also obtanied optimum distance between two-gratings of phase object measurement system.
基于莫尔条纹干涉技术,采用傅里叶频谱的分析方法,设计了相位测试系统,导出了不同光强分布对应的莫尔条效方程及光强度分布,给出了相位物体测试系统中两光栅之间的最佳距离。
补充资料：X射线荧光光谱法
分子式：
CAS号：
性质：又称X射线荧光光谱法（X ray fluorescence spectrometry）。以原级X射线作为激发方式的发射光谱分析方法。试样物质经原级X射线照射，产生次级X射线光谱，即X射线荧光光谱。
CAS号：
性质：又称X射线荧光光谱法（X ray fluorescence spectrometry）。以原级X射线作为激发方式的发射光谱分析方法。试样物质经原级X射线照射，产生次级X射线光谱，即X射线荧光光谱。
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