It is satisfactorily accurate and precise to apply CPA and Spectrophotometry to simultaneously test copper, lead, zinc and cadmium contained in water sample.
采用CPA—分光光度法同时测定了水样中的铜、铅、锌、镉，此法准确度、精密度令人满意。
It is satisfactorily accurate and precise to apply CPA and Spectrophotometry to simultaneously test copper, lead, zinc and cadmium contained in water sample.
采用CPA—分光光度法同时测定了水样中的铜、铅、锌、镉，此法准确度、精密度令人满意。
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