total kjeldahl nitrogen meaning in English
总凯氏氮
总克氏氮
Examples
- Standard test methods for total kjeldahl nitrogen in water
水中氮总数的基耶达尔标准试验方法 - Photo of total kjeldahl nitrogen concentration in the siu lek yuen nullah tr23l
小沥源明渠tr23l的凯氏氮含量图片 - Total kjeldahl nitrogen
凯氏氮总量 - The graph shows the marked reduction of total kjeldahl nitrogen i . e . ammonia and organic nitrogen arising primarily from livestock waste in the siu lek yuen nullah from 1989
附图表显示小沥源明渠自1989年以后凯氏氮总含量主要来自禽畜废物产生的氨及有机氮显著减少。 - The potential for river eutrophication was originally measured by seven nutrient parameters : ammonia - nitrogen , nitrite - nitrogen , nitrate - nitrogen , total kjeldahl nitrogen , ortho - phosphate , total phosphorus , and silica . more recently , in 2001 , two further parameters relating to eutrophication were added . these are the plant pigment parameters of chlorophyll - a and pheo - pigment
多年来我们根据七项营养参数水平来评估河水富营养化的可能性：氨氮亚硝酸盐氮硝酸盐氮总凯氏氮正磷酸盐总磷量及硅，于2001年我们增加了两项关于富营养化的植物色素新参数：叶绿素- a及叶绿素分子色素。