This paper describes a new type of the slit of the optical spectrometer designed with the principle of Archimedes spiral,and presences some forms of structure and the calculation method,the result is satisfactory in the practical application是什么意思_This paper describes a new type of the slit of the optical spectrometer designed with the principle of Archimedes spiral,and presences some forms of structure and the calculation method,the result is satisfactory in the practical application在线翻译_英语_读音_用法_例句