The results showed that: the solubility and processability of polyaniline can be increased through aniline copoly with aniline derivative with polar or soluble group.
结果表明：苯胺与带有极性或可溶性基团的苯胺衍生物共聚可有效提高聚苯胺的溶解性和可加工性。
This paper studies derivatives of higher order about product of three functions, and obtains a group dependent derivative formulas.
研究了三个函数乘积的高阶导数，得到了一组相应的导数公式。
The US Army uses two distinct families of weapons in 5.56 x 45 mm calibre: the M16 rifle and the derivative M4 carbine form one group, the M249 Squad Automatic Weapon the other.
美国陆军使用两种截然不同的5.56毫米口径木仓族：一种是M16步木仓以及其派生出来的M4卡宾木仓，另一种是M249班用机木仓。
Pyridonecarboxylic acid derivative substituted by bicyclic amino group, ester thereof, salt thereof, and bicyclic amine as intermediate thereof.
有双环氨基取代的吡啶酮羧酸衍生物，其酯及盐，以及可用作其中间体的双环类胺。
METHODS In a cross-sectional survey, we studied purified protein derivative(PPD) test in exposure group and control group.
方法采用分组对照研究的方法，检查组与对照组对结核菌素纯蛋白衍化物（PPD）试验的反应情况。
An adhesive composition includes a curable resin and a porphyrin derivative, in which the porphyrin derivative has at least one carboxylic acid group that is typically pendant from the porphyrin ring.
粘合剂组合物包括可固化树脂和卟啉衍生物，其中卟啉衍生物具有通常从卟啉环伸出的至少一个羧酸基团。
The invention discloses titanate derivative containing a secondary amino group and a preparation method thereof.
本发明公开了一种含有仲氨基的钛酸酯衍生物及其制备方法。
The present invention discloses one kind of cosmetics resisting skin ageing, and into the main material of cosmetics, triterpene glycoside containing hydroxyl group or its derivative is added.
本发明公开一种抗皮肤老化化妆品，是在化妆品主料中添加有含羟基的三萜类皂苷或其衍生物。
The invention relates to a bergenin isopentene group derivative and a preparation method and an application thereof.
一种岩白菜素异戊烯基衍生物及其制备方法和应用。
The invention relates to a bergenin isopentene group derivative and a preparation method and an application thereof.
一种岩白菜素异戊烯基衍生物及其制备方法和应用。
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