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- The biological importance of N-heterocycle compounds has inspired the development of varies methodologies for making C-N bond. 如何构建C-N键以合成含氮杂环一直是从事生物碱全合成以及合成氮杂环药物研究的有机合成工作者关注的热点问题。
- Biogenic amine is a kind of iow molecular weight compounds containing nitric fatty group or heterocycle group.They have biological importance in vegetable, microbial and animal cells. 摘要生物胺是一类含氮的脂肪族或杂环类低分子化合物，对动植物和微生物活性细胞有重要的生理作用。
- Although this endpoint may be of biologic importance in a disease-specific intervention, it is a more subjective endpoint than total mortality. 虽然这终点可能体现在疾病特定干涉的生物学重要性，但它是比总死亡率更为主观的终点。
- He emphasized the importance of careful driving. 他强调小心驾驶的重要性。
- Annexins: biological importance and annexin-related pathologies 膜联蛋白的生物学及病理学意义
- Some biological molecules have the form of a helix. 有些生物分子呈螺旋状。
- The school has a large biological laboratory. 这所学校有一个很大的生物实验室。
- This matter is of paramount importance. 此事至关重要。
- A colorless crystalline organic base,C5H4N4,that is the parent compound of various biologically important derivatives. 嘌呤一种无色晶体状有机碱C5H4N4，它是生物上许多重要衍生物的母体化合物
- A crystalline organic base,C4H4N2,that is the parent substance of various biologically important derivatives. 嘧啶一种晶状生物碱，C4H4N2，是多种生物性地重要衍生物的亲本物质
- He come into the room with an air of importance. 他带著一副了不起的神情走进室内。
- A biologically important organic phenol, having two hydroxyl groups attached to the benzene ring. 苯磷二酚生物学上一种重要的有机酚，苯环上有两个羟基群
- A biologically important organic phenol,having two hydroxyl groups attached to the benzene ring. 苯磷二酚生物学上一种重要的有机酚，苯环上有两个羟基群。
- This is an issue of the utmost importance. 这是一个极为重要的问题。
- This is not an issue of the utmost importance. 这不是一个很重要的问题。
- A crystalline organic base, C4H4N2, that is the parent substance of various biologically important derivatives. 嘧啶一种晶状生物碱，C4H4N2，是多种生物性地重要衍生物的亲本物质
- This matter is of vital importance to us. 这件事对我们来说至关重要。
- The important frequencies for stimulating tissue repair are all in the biologically important extremely low frequency (ELF) range. 为促进组织修复的重要频率在生物的重要极低频所有（低频）的范围。
- This question is of especial importance. 这个问题特别重要。
- The uronic acids are biologically important, being components of many polysaccharides, for example glucuronic acid (from glucose) makes up pectin. 例如：葡萄糖醛酸（来自葡萄糖）是树胶和细胞壁的组成成分，半乳糖醛酸（来自半乳糖）是胶质的组成成分。
