The weakness is caused by a deficiency of Vitamin C.
这种衰弱是由于缺乏维生素C而引起的。
Feed prawns with mixture of feedstuffs, can avoid prawn disease caused by deficiency of Vitamin c.
平时拌料投喂，可避免缺乏维生素c所造成的对虾病害。
Used for a variety of diseases caused by a deficiency of vitamin B1. Beriberi, neuritis and indigestion and so on.
用于各种缺乏维生素b1。脚气，神经炎及消化不良等引起的疾病。
A disease caused by deficiency of vitamin c, characterized by spongy and bleeding gums, bleeding under the skin, and extreme weakness.
一种由于缺少维生素c引起的疾病，症状为多孔的和爱流血的牙床，皮下出血和极度虚弱。
The investigation of nutrient addition for Chines resident showed that deficiency of vitamin, microelement and micro nutrient existed widely.
对我国居民的营养状况调查表明，城乡人群较普遍地存在着维生素及微量元素类等微量营养素的不足。
Vegetarians are particularly subject to pernicious anemia (results from deficiency of vitamin B12) unless they eat generous amounts of milk and eggs.
素食者如不食用大量的牛奶和鸡蛋，会因缺乏维生素B12患上恶性贫血症。
Possible causes include deficiency of vitamin D (needed to absorb calcium and phosphorus from the intestine), renal disorders, liver disease, and certain intestinal disorders.
可能的原因包括：缺乏维生素D（需要吸收钙和磷、肾疾病大肠）、肝脏疾病，和一定的肠道疾病。
They did blood tests on him for signs of vitamin deficiency.
他们给他做了血检看是否有缺乏维生素的迹象。
In regions where at least 22% of pregnant women have vitamin a deficiency, giving neonates vitamin a supplements will have a protective effect against infant death.
在至少有22%的孕妇存在维生素a缺乏症的地区，让婴儿服用维生素a补品将可以起到预防婴儿死亡的作用。
Vitamin D has become a very hot topic in medicine now as we are discovering very high levels of Vitamin D deficiency in our population, not only in the United States, but worldwide.
他说：“现在，我们发现不仅美国人缺乏维生素D的比例很高，全世界都是如此，因此维生素D成为医学界的热门话题。”
(Your body normally manufactures Vitamin D with the help of sunlight.) Prolonged deficiency can cause bone and muscle weakness, but two months probably isn't enough to do long-term damage.
尽管医疗队一直在给工人们输送膳食补充剂，他们还是很可能缺乏维生素D（人体一般通过阳光制造维生素D），时间一长可能导致骨头和肌肉的衰弱，但是两个月的时间似乎不足以造成长期损伤。
Although she has no medical confirmation, she believes the family had symptoms of vitamin D- and protein-deficiency.
尽管她未得到医学上的证实，她相信她家人有缺乏维他命D和蛋白质的症状。
“The cause of dementia is not vitamin D deficiency, ” said David Llewellyn, a research associate at Cambridge University and the study’s lead author.
这项研究报告的主要作者，剑桥大学的研究助理大卫卢埃林说：“老年痴呆症的原因并不是维生素D缺乏。
To assess the relationship between the prevalence of vitamin a deficiency among pregnant women and the effect of neonatal vitamin a supplementation on infant mortality.
评估孕妇维生素a缺乏症发生率和新生儿维生素a补充对婴儿死亡率的影响之间的关系。
Vitamin a deficiency is also a significant public health risk in Kiribati, the Marshall Islands, the Federated States of Micronesia and Papua New Guinea.
对基里巴斯、马绍尔群岛、密克罗尼西亚联邦和巴布亚新几内亚等国而言，维生素a缺乏也是一个重大公共卫生风险。
The new recommendations will provide a level of vitamin D that keeps people out of the deficiency range, she says.
她说，新的推荐将提供一个保持人们在缺乏范围之外的维生素D水平。
Whether it's our collective lifestyle or the choice of foods, the number of people with vitamin D deficiency has been growing.
不管是我们的集体生活方式还是食物的选择，缺乏维生素D人的数量一直在增长。
Vitamin D deficiency can lead to poor absorption of bone minerals and may contribute to cancer, multiple sclerosis, hypertension and diabetes, the researchers said.
维生素D缺乏能够降低骨骼对矿物质的吸收，导致癌症、多发性硬化症、高血压和糖尿病。
We need B vitamins for healthy nerves and brain cells, and feelings of anxiety may be rooted in a B vitamin deficiency.
我们要想维持健康的神经和脑细胞就需要B族维生素，而焦虑的感觉可能是源于B族维生素的缺乏。
Vitamin deficiency anemias. In addition to iron, your body needs folate and vitamin B-12 to produce sufficient Numbers of healthy red blood cells.
(营养性)巨幼细胞性贫血(维生素缺乏性贫血)为了制造足量、健康的红细胞，除了铁以外，身体还需要叶酸和维生素b12等原料。
We need B vitamins for healthy nerves and brain cells, and feelings of anxiety may be rooted in a B vitamin deficiency.
硭我们要想维持健康的神经和脑细胞就需要B族维生素，而焦虑的感觉可能是源于B族维生素的缺乏。
Methods a retrospective analysis was conducted of the clinical data of 22 infants with intracranial hemorrhage resulting from late-onset vitamin K-deficiency.
方法对22例晚发性维生素k缺乏颅内出血患儿临床资料进行回顾性分析。
Methods a retrospective analysis was conducted of the clinical data of 22 infants with intracranial hemorrhage resulting from late-onset vitamin K-deficiency.
方法对22例晚发性维生素k缺乏颅内出血患儿临床资料进行回顾性分析。
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