一种实用的恒星分类法是基于测得的光谱类型序列。
A convenient classification of stars is based upon the observed sequence of spectral types.
以新息序列的平均平方和为评价函数优化扫描光谱的峰位，消除扫描过程中可能产生的波长定位误差，从而保证滤波结果的准确性，并使实际检出限显著改善。
The whiteness of the innovation sequence for an optimal filter was explored to be the criterion for the correction of the wavelength positioning errors which may occur in spectral scans.
虽然阿秒脉冲光谱中包含有脉冲个数的信息，但要想确定阿秒序列中脉冲的个数还需要更多的证明。
Although the photoelectron spectrum contains the information of the number of pulses, an unambiguous determination of the number of attosecond pulses requires additional evidence.
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