absorb spectrum的用法和樣例：
例句
- The article introduces a method to distinguish the gem by using spectrometre to determine the refracting power and the absorption spectrum of the gem.
本文介紹了利用分光儀通過對寶石折射率和吸收光譜的測定而識別寶石的方法。 - The absorption spectrum and fluorescence spectrum of the two crystals were measured, the absorption cross section and emission cross section of the major peaks were calculated.
測得晶體的吸收光譜和熒光光譜，分別計算了兩種晶體在主吸收峰的吸收截面和主發射峰的受激發射截面。
