As such, chromium - a trace mineral like iron and zinc - is not part of basic? Trace mineral premixes used in pig and poultry feeds worldwide.

就其本身而言，铬作为一种像铁和锌的微量元素，但在全世界的猪、禽预混料中并不是一种基础微量矿物质。

youdao

As such, chromium - a trace mineral like iron and zinc - is not part of basic? Trace mineral premixes used in pig and poultry feeds worldwide.

就其本身而言，铬作为一种像铁和锌的微量元素，但在全世界的猪、禽预混料中并不是一种基础微量矿物质。

youdao