1) determination of urea nitrogen
尿素氮测定
3) ureameter
['juəri'æmitə]
尿素测定计
4) azotometry
[,æzəu'tɔmitri]
氮素测定法
5) determination of serum usrea
血清尿素测定
6) urea-N
尿素氮
1.
With the combination of incubation test and field experiment,the effects of the new nitrification inhibitor 3,5-dimethylpyrazole on urea-N transformation and NO~-_3-N leaching loss from corn field were studied.
采用室内培养和田间试验相结合的方法,探讨了新型硝化抑制剂3,5-二甲基吡唑(DMP)对尿素氮转化及玉米田硝酸盐淋溶损失的影响。
2.
Three Hu sheep(35±5)kg fitted with permanent ruminal cannulas,proximal duodenal T-shaped cannulas were used to investigate the effects of three different dietary protein levels on pH,NH_3-N and Urea-N in gastrointestinal tract.
0%(C)时对湖羊瘤胃和十二指肠pH值、氨态氮、尿素氮浓度的影响。
3.
The excretion of nitrite-N,urea-N and organic-N were increased in a pHdependent m.
5时,氨氮排泄急剧下降,其排泄过程具有不连续性;亚硝酸氮、尿素氮和有机氮的排泄随pH值的升高而增加;硝酸氮的排泄同亚硝酸氮类似,但在pH值10。
补充资料：尿素氮
尿素氮
urea nitrogen,BUN
即指“血尿素氮”，血浆中除蛋白质以外的一种含氮化合物，它从肾小球滤过而排出体外。在肾功能不全失代偿时，BUN将升高。所以临床以将其作为判断肾小球滤过功能的指标。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条