查询词典 vitamin K

Vitamins A, D, E, and E are all fat-soluble while B-complex vitamins, vitamin C and the bioflavonoids water-soluble.

维生素A、D、E和K为脂溶性维生素，B族维生素及维生素C和生物素属于水溶维生素。

Objective: To study the clinical characteristic of the late vitamin K deficiency disease and increase understanding.

目的：探讨婴儿晚发性VitK缺乏症的临床特点，提高对本病的认识。

Stable Vitamin K 3 is synthesized by addition reaction of raw materials of niacinamide, chlorhydric acid and menadione sodium bisulfite at 25℃.

以烟酰胺、盐酸为原料，在 2 5℃反应得烟酰胺盐酸盐溶液，而后与亚硫酸氢钠甲萘醌发生加成反应，反应的物料配比为：n ∶ n ∶ n =1∶1。

This arrangement was applied to the detection of water soluble vitamin K (menadione sodium bisulfite, MSB) to avoid the complex and time consuming derivatization procedure required for the UV and fluorescence detectors.

将其用于检测药物中的维生素K3，克服了紫外检测法和荧光检测法所必需的柱后衍生化反应及电化学还原检测中溶解氧、金属离子的干扰。

Stable Vitamin K 3 is synthesized by addition reaction of raw materials of niacinamide, chlorhydric acid and menadione sodium bisulfite at 25℃.

以烟酰胺、盐酸为原料，在 2 5℃反应得烟酰胺盐酸盐溶液，而后与亚硫酸氢钠甲萘醌发生加成反应，反应的物料配比为：n ∶ n ∶ n =1∶1.2 ∶1.2 5 ，得到稳定的复合维生素K3 ，收率 95 %。

In order to investigate the effect of temperature on the vitamin C in jujube juice and decrease the loss of vitamin C in the processing of jujube juice, the thermal degradation kinetics of Ascorbic Acid at 303, 313, 323, 333 and 343 K in the clarified jujube juice were investigated, and a mathematical model to predict Dehydroascorbic Acid concentration was also established.

为了了解加热温度对红枣汁中维生素C含量变化的影响，降低红枣汁在加工过程中维生素C的损失，该文以红枣澄清汁为材料，采用可逆的一级反应模型研究了不同加热温度下还原型维生素C的降解规律并推导出氧化型维生素C含量变化的数学模型。

We propose a pathway for how VKOR uses electrons from cysteines of newly synthesized proteins to reduce a quinone, a mechanism confirmed by in vitro reconstitution of vitamin K-dependent disulphide bridge formation.

这项工作可帮助解释VKOR 发生的突变何以能够引起对&华法令&的抵抗力，后者是通过抑制VKOR发挥作用的普遍使用的抗凝血剂。

And some compositae plants which can be used as vegetable and feeds stuff were also determined in term of crud protein, crud fiber, nitrogen-free extent, crude ash and vitamin C.

结果如下：（1）热带菊科植物中大量、微量元素含量丰富：49种菊科植物样品中超过高等植物植株N、P、K、Ca、Mg、S平均含量的分别占80%、90%、94%、100%、92%和100%；超过高等植物植株B、Cu、Fe、Mn、Mo、Zn平均含量的分别占84%、94%、98%、94%、98%和100%。

Results The daily intakes were deficient in energy, calcium and vitamin C, while the intakes of protein, nicotinic acid, vitamin E, Fe, P, K, Se and Cu were adequate.

结果 南京市中小学生能量、钙和维生素C的摄入量不足，蛋白质、尼克酸、维生素E、铁、磷、钾、硒和铜的摄入较高。

Vitamin K is involved in the coagulation of blood.

维生素E是身体的强力抗氧化剂，有助于增强免疫系统。

Fancy gold-plated dangling earrings with facetted White Opal crystals.

花式镀金悬垂耳环与facetted白欧泊水晶。

This essay chooses the study aim from biology teachers in middle school in Shi Jiazhuang which tells us that most of the middle school biology teachers in Shi Jiazhuang have the"burnout", lower successfulness, individualize.

本文选取石家庄市初中生物教师作为研究对象，运用问卷调查的方法对石家庄市初中生物教师职业倦怠的现状进行调查，调查结果发现，石家庄市初中生物教师这一群体普遍存在职业倦怠，情感枯竭程度偏高，成就感偏低，去个性化程度最为严重。