In this article,the principle and application of magnetic type,zirconia type,galvanic-cell type oxygen analyzers are discussed,characteristics of several kinds of analyzers are introduced.

• 论述了磁氧型、氧化锆型和电池型氧分析仪的原理和应用,介绍了几款分析仪器的特点,并阐述了取样系统的材料的选择和使用中注意点。