biological film meaning in English

生物薄膜
生物膜

Pipe wall biological film formation and corrosion diagram
管壁生物膜结构及腐蚀示意图
Along with sewage treating technology continuous development , hydrolyzation aerobic treating technology , piping treating technology , biological film natural purity techology , deep well aeration and other new technology that consume energy low , invest low and manage simple are welcomed
随着污水处理技术的不断发展，水解一好氧处理技术、管道处理工艺、生物膜自然净化工艺、深井曝气等一些新技术以低能耗、低投资，管理简单而受青睐。