最后是一种叫做油母质的大分子化合物。
And macromolecular clumps of organic material called kerogen.
认为退化果中iaa、GA和细胞分裂素与aba的比值处于相对低的水平，以及退化果结果母枝叶片碳水化合物水平相对较低可能是退化果形成的原因。
It suggested that low levels of the rations of IAA, GA, cytokinin with ABA, as well as low levels of carbohydrate in stunted fruits might be the causes for the formation of stunted fruit.
总酚提 取物主要包括对羟基苯乙醇、3、4-二羟基苯乙醇、红景天苷以及以 其为母核的糖苷类化合物和其它衍生物。
The total phenol extract mainly contains hydroxyl mandelic, 3, 4-dihydroxy phenylethyl alcohol, salidroside and indicant compound and other derivatives with salidroside as the mother nucleus.
本发明公开了一种具有如式i所示的母核结构的化合物在制备MMP - 9酶活性抑制剂中的用途。
The invention discloses application of a compound which is shown in a formula I and has a mother nucleus structure in preparing an MMP-9 enzymatic activity inhibitor.
黄酮类化合物是一类低分子天然植物成分，这类化合物具有共同的母核c6 - C3 - C6。
The flavonoid is a kind of low molecular natural plant ingredient, and this kind of compound has common parent nucleus C6-C3-C6.
荧蒽、苝、芘、苯并荧蒽和苯并芘等化合物标志着以高等植物为主的母源输入类型。
Fluoranthene, perylene, pyrene benzopyrene and benzopyrene have been proposed as the input of terrigenous higher plant.
本论文系统地研究了利用串联反应与多组分反应合成一系列结构较为复杂、新颖，部分为原创性母核的杂环化合物。
In this thesis, a series of novel heterocyclic compounds involving in more complex structures and in part original nucleus were synthesized based on domino reactions and MCRs.
本论文系统地研究了利用串联反应与多组分反应合成一系列结构较为复杂、新颖，部分为原创性母核的杂环化合物。
In this thesis, a series of novel heterocyclic compounds involving in more complex structures and in part original nucleus were synthesized based on domino reactions and MCRs.
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