烟: Ⅰ名词1.(物质燃烧时产生的气体) smoke 短语和例子毒烟 toxic smoke; 褐烟 brown smoke; 蓝烟 cold smoke; 高高的烟囱喷吐出黑烟。 tall chimneys belch [vomit] forth black smoke. 满屋子都是烟。 the room was full of smoke. 烟从烟囱里袅袅升起。 the sm
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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The big advance in this science came after the discovery in 1939 of the importance in human-diet of nicotinic acid . 在1939年发现了烟酸在人类饮食中的重要性后，这一科学领域有了巨大发展。
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other factors of the complex were later shown to be nicotinic acid, pantothenic acid, vitamin , biotin and folic acid. 后来证明这复合体的其他因子是烟酸、泛酸、维生素、生物素和叶酸。
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Method for determination of niacin in foods 食物中烟酸的测定方法
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Electrochemical synthesis of 4 - picolinic acid 电化学合成异烟酸
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Determination of niacin in foods 食品中烟酸的测定
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I think niocin works ! but , you know , has niocin been used in china 我想烟酸有一定的疗效！烟酸也在中国上市吗？
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Food additive . nicotinic acid 食品添加剂烟酸
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Wilk powder and formula foods for infant and young children - determination of vitamin pp content 烟酸和烟酰胺的测定
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Effect of niacin on nitric oxide synthase expression in rat lung exposed to silica 烟酸对染矽尘大鼠一氧化氮合酶表达的影响
