分ぶん光こう分ぶん析せきぶんこうぶんせきMeanings1nounspectroscopic analysisTechnical term used in chemistry, physics, and astronomy for analyzing materials by their spectra.この研けん究きゅう所じょでは、分ぶん光こう分ぶん析せきを用もちいて未み知ちの物ぶっ質