bfe造句

例句与造句

1. Bfe standard test method for evaluating the bacterial filtration efficiency of medical face mask materials , using a biological aerosol of staphylococcus aureus
   用金黄色葡萄球菌的生物气溶胶评定医用面罩材料细菌过滤效果
2. It's difficult to find bfe in a sentence. 用bfe造句挺难的