Therefore,the quick and accurate determination of copper,silver,arsenic in lead and lead alloys was realized with the RSD of 0.34%-0.49%. The recoveries of Cu,Ag and As were 99.2%-116.7%,93.3%-101.1% and(98.3%)-116.0% respectively.是什么意思_Therefore,the quick and accurate determination of copper,silver,arsenic in lead and lead alloys was realized with the RSD of 0.34%-0.49%. The recoveries of Cu,Ag and As were 99.2%-116.7%,93.3%-101.1% and(98.3%)-116.0% respectively.在线翻译_英语_读音_用法_例句