The minimum detectable concentrations (MDC) of Pb and Cd were 4mg/L and 0. 3mg/L respectively in 5 .0ml sample.是什么意思_The minimum detectable concentrations (MDC) of Pb and Cd were 4mg/L and 0. 3mg/L respectively in 5 .0ml sample.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句