摘要
本文介绍了ICP-AES、光电直读光谱仪、辉光放电光谱仪、ICP-MS等光谱仪的基本原理及在金属材料中的应用，并比较了它们的特点。
The working principles of some spectrometers and their applications in metals are introduced. These instruments include ICP-AES, Direct- reading Spectrometer, GDS, ICP-MS.
关键词
光谱仪
原理
应用
spectrometer
principle
appllcation
