An ultrasound bath extraction technique was applied in the modified BCR sequential extraction method for lead speciation in sediments.
研究了超声波水浴提BCR顺序提取法在铅形态分析中的应用，优化了水系沉积物样品铅的各分步提取时间。
An ultrasound bath extraction technique was applied in the modified BCR sequential extraction method for lead speciation in sediments.
研究了超声波水浴提BCR顺序提取法在铅形态分析中的应用，优化了水系沉积物样品铅的各分步提取时间。
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