Antibacterial activity of MPL against Escherichia coli, Bacillus subtilis and Salmonella typhi was 39.8%, 45.3% and 66.2%.是什么意思_Antibacterial activity of MPL against Escherichia coli, Bacillus subtilis and Salmonella typhi was 39.8%, 45.3% and 66.2%.在线翻译_英语_读音_用法_例句