总氮含量测定采用凯氏定氮法。
Micro - Kjeldahl method was developed to determine total nitrogen.
实践证明，改进的凯氏定氮装置完全可以满足常量定氮分析。
The practice proved that the improved equipment of Kjeldadhl method can meet the requirements of constant nitrogen analysis completely.
用凯氏定氮法测得此条件下的蛋白质的水解率可达80.7%。
The protein hydrolysis ratio in this condition determined by Kjeldahl nitrogen method had reached 80.7%.
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