The spectral characteristics of Zn and other components of the alloys were investigated using gratingspectroscope and prism spectroscope and color spectra were taken.
使用光栅看谱镜和棱镜看谱镜对锌合金可见光谱进行分析研究，并摄制了彩色图谱。
2
When making grating, there is an accompany grating because of spectroscope. In this paper, we have studied accompany grating.
在制作光栅中，由于分光镜的使用，有一伴随光栅存在．该文对伴随光栅进行了讨论。
3
When making grating, there is an accompany grating because of spectroscope.