A vitamin is a chemical compound that cannot be synthesized by the human body.

维生素是一种人体无法合成的化合物。

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The two elements are synthesized by a chemical process.

这两种元素已经化学合成.

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Newly - synthesized DNA strands from adjacent replicons are ligated together.

来自邻近的复制子的新合成的DNA链又连结在一起.

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Each segment of DNA thus synthesized is called a replicon.

这样合成的每一片段DNA称为复制子.

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Lectins are glycoproteins, synthesized by plant cells.

植物凝血素是由植物细胞合成的一种糖蛋白.

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Vitamin D is the only vitamin, apart from nicotinic acid, that is synthesized in the body.

除烟酸以外, 维生素D是唯一的在人体里合成的维生素.

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These enzymes are synthesized at the expense of reserve proteins mobilized in the aleurone vacuoles.

这些酶是消耗糊粉液泡中被动用的贮藏蛋白合成的.

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An active oligomer has been synthesized from acrylic acid and its derivatives.

以丙烯酸及其衍生物为原料合成出了一种活性低聚物.

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Decanediamide was synthesized using sebacic acid and urea as starting materials.

以癸二酸和尿素为原料合成癸二酰胺.

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The self - crosslinking acrylate printing adhesive was synthesized by emulsion polymerization.

采用乳液聚合法合成自 交联型 丙烯酸酯类印花粘合剂.

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Environmental catalytic material of iron nitride nanoparticle was synthesized by Benzene - thermal method.

采用苯热法合成环境催化材料纳米氮化铁.

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A mesostructured titanium - vanadium oxide has been synthesized using n - dodecylamine as a template.

摘要采用正十二烷胺作为分子模板制备了具有纳米结构的钛钒复合氧化物.

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N - phenyl maleimide was synthesized from maleic anhydride and aniline.

以顺酐和苯胺为原料,合成N - 苯基马来酰亚胺.

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Biodegradable poly ( L - aspartic acid ) hydrogels were synthesized by a two step cross - linking reaction.

采用两步交联法合成了可生物降解聚天冬氨酸水凝胶.

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The disoium cottonseed wasted - oil monoethanolamine sulfosuccinate was synthesized from cottonseed wasted - oil.

利用不经提纯的棉籽油脚为原料,合成出棉籽油脚单乙醇胺磺基琥珀酸单酯盐.

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