美国的细菌数量上限是每毫升水不超过500个菌落形成单位。

The U.S. bacterial limit is no more than 500 colony-forming units of bacteria per milliliter of water.

youdao

报道用生物发光技术（BL法）取代现行卡介苗菌落形成单位计数法（CFU）的实验研究。

This paper reports our investigation of the possibility of the ultiliza- tion of the Bioluminesceht (BL) technique to substitute the traditional viability count of CFU of current BCG vaccine.

youdao

报道用生物发光技术（BL法）取代现行卡介苗菌落形成单位计数法（CFU）的实验研究。

This paper reports our investigation of the possibility of the ultiliza- tion of the Bioluminesceht (BL) technique to substitute the traditional viability count of CFU of current BCG vaccine.

youdao