1) trace amount of nitrogen
微量氮含量
2) nitrogen content
含氮量
1.
Influence of pretreatment process on nitrogen content of soybean protein fibre;
大豆蛋白纤维前处理工艺条件对含氮量的影响
2.
Genotype differences of nitrogen content in cultivated rice seed.;
栽培稻种子含氮量的基因型差异
3.
Reasons affecting nitrogen content of lime nitrogen, which is produced by converter process is analyzed.
分析了转炉法生产石灰氮中影响石灰氮含氮量的原因,通过合理掺用催化剂、调整炉料细度、改造原料配料系统等方法,优化了生产工艺条件,稳定了炉料配比以及炉料的发气量,提高了石灰氮的含氮量,氮的质量分数稳定在22。
3) total nitrogen content
总氮含量
1.
Analysis of combining ability and heritability of nicotine content,total nitrogen content and nitrogen/nicotine ratio in burley tobacco;
白肋烟烟碱、总氮含量及氮碱比的配合力与遗传力分析
2.
Through analysis on chemistry properties of various nitrogen forms in compound fertilizers,some problems existing in determination of total nitrogen content in compound fertilizer are solved,and the qualitative analysis of nitrogen form and its key points is also presented for a reference in determination of compound fertilizer.
通过对复混肥料中不同形态氮的化学性质的分析,解答了复混肥料总氮含量检验中的常见问题。
4) Total nitrogen
总氮含量
1.
Known and unknown total nitrogen in water were measured by ionic chromatograph and GBl 1894-89 ultraviolet spectrophotometer.
采用紫外分光光度法和离子色谱法分别测定已知和未知总氮含量的水样。
5) nitrogen concentration
氮含量
1.
We carried out two experiments to investigate the quantitative relationship between leaf nitrogen concentration and the canopy hyperspectral parameter in cotton.
该研究利用冠层高光谱反射率及演变的多种高光谱参数,分析了不同施氮水平下不同棉花品种叶片氮含量与冠层反射光谱的定量关系,建立了棉花叶片氮含量的敏感光谱参数及预测方程。
2.
The nitrogen concentration of C.
g-1),固氮菌的季节变化模式表现为春季>秋季>夏季>冬季;鹧鸪菜藻体氮含量也以春季最高(22。
3.
The objectives of this study were to investigate the effect of insect and soil water contents on phenolic compounds and nitrogen concentrations in leaves of Populus euphratica.
研究了不同土壤水分条件下虫害胁迫对胡杨叶片中酚类物质含量及氮含量的影响。
6) N content
氮含量
1.
Compared the additions of sulfuric acid, ammonium sulfate, urea or liquid ammonia to raise N content in DAP, the conclusion is drawn that the highest cost results from the addition of ammonium sulfate and the highest risk from sulfuric acid .
随着我国磷矿资源的不断开采,磷矿品质下降,导致磷酸二铵产品氮含量达不到出口要求〔w(N)≥17。
2.
It was studied that difference of foliage N contents between cold type wheat(CTW) and warm type wheat(WTW) by perennial micro-field trials.
通过多年田间小区试验,研究了不施肥、单施磷肥、单施氮肥和氮磷配施等四种施肥条件下,灌浆结实期冷型小麦和暖型小麦叶片氮含量的差异。
3.
Also analyzed are the changes of nitrogen in the liquid steel in different melting steps and influences by different meting condi- tions on N content in the molten steel.
简介了攀钢集团成都钢铁有限责任公司采用80t转炉生产的管坯钢的主要钢种、工艺流程;分析研究了炼钢各工序钢液中氮的变化情况及不同冶炼条件对钢中氮含量的影响,提出了转炉炼钢各环节控制钢液增氮的技术措施。
补充资料：1-[[4-[(二甲基苯基)偶氮]二甲基苯基]偶氮]-2-萘酚
CAS:1320-06-5
分子式: C26H24N4O
分子量: 408.50
中文名称: 1-[[4-[(二甲基苯基)偶氮]二甲基苯基]偶氮]-2-萘酚；；溶剂红27；油红 O
英文名称: 1-[[4-[(dimethylphenyl)azo]dimethylphenyl]azo]-2-Naphthalenol
1-[[4-[(dimethylphenyl)azo]dimethylphenyl]azo]-2-naphthaleno；oil red o；solvent red 27；abcol oil red o
2-Naphthalenol,1-[[4-[(dimethylphenyl)azo]dimethylphenyl]azo]-
分子式: C26H24N4O
分子量: 408.50
中文名称: 1-[[4-[(二甲基苯基)偶氮]二甲基苯基]偶氮]-2-萘酚；；溶剂红27；油红 O
英文名称: 1-[[4-[(dimethylphenyl)azo]dimethylphenyl]azo]-2-Naphthalenol
1-[[4-[(dimethylphenyl)azo]dimethylphenyl]azo]-2-naphthaleno；oil red o；solvent red 27；abcol oil red o
2-Naphthalenol,1-[[4-[(dimethylphenyl)azo]dimethylphenyl]azo]-
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