This is useful for the spectra processing by means of the IRAF software packages and for the data exchange at home and abroad.
这对于使用IRAF系统进行光谱处理，以及国内国际间的资料交换是有用的。
The hydrocarbon micro-seepage information was extracted from TM data with the spectra and image processing to detect petroleum reservoir.
它以油气波谱特征为依据，使用图像处理技术获得油气微渗漏信息。
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