氮的

It is very similar to traditional N fertilizers used often to physical and chemical quality of soil,amm...

但废液中有机态氮的水解以及向硝态氮的转化比尿素要快一些。尿素和BST比硫酸铵更适于在红壤和沙质灰土上施用。

One-step autotrophic nitrogen removal process, which means theexperiment is carried out in one re.

单级自养脱氮技术就是在不外加有机碳源且在一个反应器内实现脱氮的积极探索，该工艺具有简易、高效、低能耗的显著优点。

In the successful achievement of autotrophic nitrogen removal for nitrite,the effect of nitrite concentration on nitrogen removal in anoxic bio-film filter was investigated.

在成功实现亚硝酸盐自养脱氮的基础上，探讨了亚硝酸盐浓度对缺氧生物膜滤池脱氮性能的影响。

Soil total nitrogen content and soil available nitrogen content of farmland in Shuangcheng city were analyzed in the research based on 80s' soil nutriments data of the Scientific Database of Agroecology and Blackland in Northeast and 500 soil samples that were collected from the field in 0-20cm in 2005. The maps of soil TN and AN (1:50000) in the 80s were digitized and overlaid with the correspondent maps of 2005 using ArcMap.

本研究利用科学数据库多年来积累的历史图件和数据，并结合2005年耕层（0-20cm）500个采样数据为基础，选择典型黑土区双城市农田为研究区域，分析了22年来该县耕地土壤全氮和碱解氮的时空变化。

In this paper, the fundamental mechanism of biological denitrification and phosphor removal and their present situation and progress are presented.

讨论了城市污水生物除磷脱氮的基本原理，综述了城市污水脱氮除磷机理方面的研究现状和进展。

Based on the latest results of the study of dephosphorization and denitrification in China and outside China, the mechanism of and process for dephosphorization and denitrification by aerobic granular sludge were approached and studied.

结合近年来国内外除磷脱氮的最新研究成果，对好氧颗粒污泥除磷脱氮的机理及工艺进行了探讨和研究。

The different protein components responded differently to the treatment of nitrogen application. The gliadin, glutelin and total protein content increased with increasing of the nitrogen amount.

不同蛋白质组分对施氮的反应有差异，醇溶蛋白、谷蛋白和总蛋白含量均随施氮量的增加而逐渐提高。

In alltreatments, the removal of nitrogen and the accumulation in vivo of nitrogen in Eichharniacrassipes are greater than Hosta ventricosa.

在各处理中凤眼莲对氮的去除率以及体内氮的累积量都要大于紫萼玉簪。

The effect of NH 4Cl on the nitridation of intermetallic compound TiAl was investigated.

介绍了NH4 Cl对TiAl基合金渗氮的影响以及渗氮后其渗层的组织特点。

Nitrogen mineralization is one of the most important aspects in soil nitrogen circulation.

氮的矿化是土壤氮循环中的重要环节之一。

I can not make it blossom and suits me

我不能让树为我开花

When temperatures are above approximately 80 °C discolouration of the raceways or rolling elements is a frequent feature.

当温度高于 80 °C 左右时，滚道或滚动元件褪色是很常见的特征。