Kjeldahl determination 凯氏定氮法...Kjeldahl-Gunning method (for nitrogen determination) 克耶达-冈宁定氮法...Kjeldahl flask 长颈烧瓶;凯氏烧瓶;克耶达烧瓶...Kjeldahl apparatus 基耶达氏[定氮]仪器(从有机化...
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