2) yellowed matter
黄化物质
1.
Exact chemical identification and examination of flavone suggest that the yellowed matter contains flavone and anthraquinone.
对鲜切荸荠中黄化物质进行研究,结果表明:鲜切荸荠中黄色类物质的甲醇提取液于波长200nm～400nm范围内呈现出3个明显的吸收峰,其中峰Ⅰ位于380nm左右,峰Ⅱ位于327nm～328。
3) physicochemical characteristics
物化性质
1.
The physicochemical characteristics of dissolved and colloidal substances (DCS) and its accumulation regular pattern in the deinked pulp were investigated.
探讨了废纸脱墨浆中溶解和胶体物质(DCS)的物化性质及其累积规律,研究表明,废纸脱墨浆DCS含量、电导率、阳离子需求量主要由溶解物(DS)贡献,而浊度、Zeta电位主要由胶体物质(CS)引起;DCS粒径主要分布在2个区域:100~200nm和550~900nm,其中100~200nm粒径的物质累积速度较快;随着累积次数的增加,DCS中Na+、Ca2+、Mg2+、Al3+累积速度快于Fe2+。
4) non-materialization
非物质化
1.
We must abandon the mode of social and economic development based on material consumption and occupation as the assessing standard that developed countries adopted and are using,execute non-materialization transformation of social and economic development as soon as possible according to current population,r.
我们必须摒弃发达国家走过并且正在走的以物质消耗和占有为考量标准的社会经济发展模式,并根据我国人口、资源与环境现状尽快实施社会经济发展的非物质化转型,走具有中国特色的全民富裕、全面小康的社会经济发展之路。
5) allelochemicals
化感物质
1.
Study on allelochemicals in Ceratophyllum demersum;
金鱼藻中抑藻化感物质的研究
2.
Allelopathy of Different Concentrations Hot Pepper Allelochemicals on Lettuce;
不同浓度的辣椒化感物质对莴苣化感效应研究
3.
Isolation and Identification of Allelochemicals from Invasive Plant Eupatorium catarium;
入侵植物假臭草化感物质的分离及鉴定
6) Physicochemical properties
物化性质
1.
The solubilities and physicochemical properties(density,conductivity and pH value)of equilibrium liquid phase were determined in the ternary system Na3PO4—H2NCONH2—H2O at 298K by isothermal solution equilibrium method.
采用等温溶解平衡法测定了三元体系Na3PO4—H2NCONH2—H2O 298K下的溶解度及平衡液相物化性质(密度、电导率、pH值),绘制出了相应的溶解度等温图和物化性质—组成图。
2.
Phase diagram and physicochemical properties-composition diagrams of the ternary system were plotted according to the experimental data.
采用等温平衡溶解平衡法测定了三元体系NaVO3-H2NCONH2-H2O298K下的溶解度及平衡液相物化性质(密度、电导率、pH值),绘制出了相应的溶解度等温图和物化性质-组成图。
3.
The investigation of its physicochemical properties has important significance in the improvement of the crystallization and purification process of ciprofloxacin.
1-环丙基-7-氯-6-(1-哌嗪基)-4-氧-1,4-二氢-3-喹啉羧酸盐酸盐为环丙沙星合成中主要的杂质之一,研究其物化性质对于改善环丙沙星的结晶分离提纯具有重要意义。
补充资料：可离子化物质
分子式：
分子量：
CAS号：
性质：见潜在电解质。
分子量：
CAS号：
性质：见潜在电解质。
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