2) qualitative analysis
定性鉴定
1.
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.
提出了氮形态的定性鉴定法和检验关键点,旨在对复混肥的检验工作有所帮助。
3) Quantitative determination
定量测定
1.
Quantitative determination of sugar in drinks (phenol-sulfuric acid method);
饮料中微量糖的定量测定(苯酚-硫酸比色法)
2.
A study of quantitative determination of D-ribose in fermentation broth with 3,5-Dihydroxytoluene-ethanol method;
地衣酚法定量测定发酵液中D-核糖的研究
3.
Quantitative determination of bacterial endotoxin in cefotaxime sodium by kinetic turbidimetric assay.;
动态浊度法定量测定头孢噻肟钠中的细菌内毒素
4) directing and positioning
定向定位
1.
Automatic directing and positioning control system for rock drilling car;
凿岩台车定向定位自动控制系统
5) qualitative identification
定性鉴定
1.
A method of qualitative identification of compounds with thin layer scanning spectrogram is introduced.
介绍了用薄层扫描光谱图对化合物进行定性鉴定的方法 ,讨论了光谱图的各种影响因素 ,探讨了用光谱图和Rf 值相结合的定性方法。
6) stabilization/immobilization
稳定/固定
补充资料：定
见三学。
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