A new apparatus for BOD which can measure the BOD of environment water sample with accuracy is a continous oxygen supplying and consuming process like microorganism decomposition.

• 介绍一种新型的生化需氧量分析装置，不但能准确地测定环境水质的生化需氧量值，且测定过程更是一种与实际微生物生化降解过程相似的供氧“呼吸”过程。