The obtained profile ofspectralline has a typical and symmetrical shape of line. The line width (FWHM) was measured to be 3. 2 GHz.
获得的光谱谱线轮廓具有典型的对称性线型,测得的谱线半宽度为3.2千兆赫。
2
According to the structure of instrument, the influence of the slit width on spectralline is discussed, the relative measurement error of instrument is also analyzed.