The duration of insurance cover shall be in accordance with B5 and b4.

B5 User adds the book to a shopping cart.

B5用户把这本书放在购物车中。

Operation and Maintenance of Radio System on SHANGHAI PASSAT B5 Auto

上海大众帕萨特B5轿车音响设备的使用与维修

The results showed that medium B5 was comparatively fit for suspension culture of cells from mulberry variety Da 10;

B5液体培养基较适合桑品种大10细胞的悬浮培养；

Circuitry of PASSAT B5: ABS and Traction Control System

帕萨特B5轿车电路&防抱死制动系统与牵引力控制系统

Fault diagnosis of Digital Instrument on PASSAT B5

帕萨特B5轿车数字组合仪表的故障诊断

B5 basal medium was more effective in inducing callus than MS basal medium.

B5培养基较MS培养基有利于愈伤组织诱导。

A micro-model of Coxsackie B5 virus infected rat beating heart cells was introduced.

本文介绍一种柯萨奇B5病毒感染的搏动乳鼠心肌细胞微量模型。

Pernicious anemia in human is due to failure of absorption of vitamin B12.

人的恶性贫血是由于不能吸收维生素B12的结果。

Conclusion Both the serum folic acid and vitamin B12 may be independent risk factors of cerebral infarction.

结论血清叶酸和维生素B12水平可能分别是脑梗死的独立危险因子。

Development of radiolabelled vitamin B12 and derivatives on oncology and tumor therapy

放射性标记的维生素B12及其衍生物在肿瘤诊治中的应用进展

Oral administration of folic acid and vitamin B12 can lower plasma total homocysteine levels.

口服叶酸和维生素B12可以降低血浆中总高半胱氨酸的水平。

Vitamin B12 is thought to influence nuclear structure by affecting folate metabolism.

据认为维生素B12是通过干扰叶酸盐代谢来影响核的结构。

This is because eggs are full of vitamin B12 as well as lecithin.

这是因为鸡蛋富含维生素B12和卵磷脂。

The results showed that a suitable amount of vitamin B12 may evidently promote the larval growth and increase its survival rate.

结果表明，适量的维生素B（12）可明显地促进仔虾的生长，并可提高仔虾的存活率。

All818 participants also had normal serum vitamin B12 at baseline.

总的818名参与者也有正常的血清维生素B12。

Folate works with vitamin B12 to help form red blood cells.

叶酸与维他命B12一起帮助机体形成红细胞。

Serum folic acid and vitamin B12 levels were examined for all the subjects.

测定血清叶酸和维生素B12浓度。

Common dietary sources of vitamin B12 include fish, poultry, and meat products.

常见的维生素B12饮食来源包括鱼、家禽和肉制品。

The deviations of serum folic acid and vitamin B12 concentration were significant among the three groups ( P0.05).

三组研究对象血清维生素B12浓度和血清叶酸浓度的比较，两两之间差异均有统计学意义（P0.05）。

Vitamin B12 was selected as a model drug and the in vitro release properties was studied.

以维生素B12为模型药物，研究药物的释放性质。