短語詞組短語kjeldahl s method 凱氏定氮法Kjeldahl distillation method 凱氏蒸餾方法kjeldahl nitrogen method 凱氏定氮法Microdiffusion Kjeldahl Method Kjeldahl 微擴散法Kjeldahl method for nitrogen 凱氏定氮法Kjeldahl nitrogen determination method 凱氏定氮法kjeldahl 's method 基耶達法;尅達氏法improved Kjeldahl method 改進的凱氏定氮法 返回 Kjeldahl method