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(guò)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(fā)射峰的受激發(fā)射截面。
