Geographic areas can be characterized as having high, intermediate or low levels of hav infection.
甲型肝炎感染率可能具有高、中、低不同的地域特征。
Adequate supplies of safe-drinking water and proper disposal of sewage within communities, combined with personal hygiene practices, such as regular hand-washing, reduce the spread of HAV.
保持对社区内安全饮水的充足供应和对污水的适当处理，同时提倡注意个人卫生，比如经常洗手，可减少甲型肝炎传播。
In areas where the virus is widespread, most HAV infections occur during early childhood.
在病毒传播广泛的地区，大多数甲型肝炎感染发生在儿童早期。
Hav is usually spread from person to person when an uninfected person ingests food or beverages that have been contaminated with the stool of a person with the virus.
甲型肝炎通常是人与人之间传播，即未受感染者食用了由病毒携带者的粪便污染过的食物或饮料。
Virtualization might have flawed mechanisms for tapping that entropy source, or hav-ing several VMEs on the same host might exhaust the available entropy, leading to weak random number generation.
虚拟化可能在利用这样的信息源上存在缺陷，或者说在同一台主机上容纳多个虚拟机运行环境可能会穷尽可用的信息源，导致薄弱的随机数生成机制。
Infections are in many cases mild, with most people making a full recovery and remaining immune from further HAV infections.
大多数感染病例仅有轻微症状，大部分人会完全康复并在未来保持对甲型肝炎病毒的免疫力。
practices to control viruses in food, especially noroviruses (NoV) and hepatitis A (HAV) in fresh produce, mulluscan shell fish and ready-to-eat food;
采取措施控制食品中的病毒，特别是新鲜产品、软体贝类和即食食品中的诺如病毒和甲型肝炎病毒；
Worldwide, HAV infections account for an estimated 1.4 million cases annually.
据估计，每年世界各地甲型肝炎感染者有140万例。
When my heart can beat no more I hope I die for a principle or a belief that I hav lived for.
当我心脏停止时，我希望我是为了一原理或一信仰在一个我曾经居住过的地方而死去…
Modern Cooling & Heating Information is an industrial periodical issued to HAV & R industry at home and abroad.
《现代冷暖》信息杂志是一本面向国内外暖通、制冷空调行业发行的行业期刊。
In order to obtain the optimum TCP model, the parameters included in the model and the factors which can affect these parameters hav been summarized.
所以，对肿瘤控制概率模型中所涉及的参数及对这些参数取值有影响的因素进行总结有利于提出更完善的计算模型。
Objective To explore the relationships of HAV between in stools and in serums, between IgM antibody in serum and excretion of HAV and between biochemical indications of serum and excretion of HAV.
目的探讨急性甲型肝炎患者通过粪便排毒与病毒血症的关系，排毒方式与产生抗体的关系以及临床生化指标与排毒的关系。
HAV claims it could be used for a variety of functions such as surveillance, communications, delivering aid and even passenger travel.
混合航空交通公司表示，它可发挥多样功能，如监视、通信、运送救援物资、运送旅客等。
Objective to understand the pollution of inshore seawater and shellfish due to hepatitis a virus (HAV) in Liaoning province.
目的了解辽宁省近海海水及贝类甲型肝炎病毒的污染状况。
Objective To develop human recombinant neutralizing IgG monoclonal antibodies to hepatitis A virus (HAV) by baculovirus expression system.
目的探讨人源抗甲型肝炎病毒全抗体分子在杆状病毒中的表达。
Objective to identify live attenuated hepatitis a (HAV) vaccine virus seed and detect adventitious agents, monoclonal antibody is used to neutralize instead of human and rhesus monkey immune serum.
目的利用单克隆抗体代替常规的人、猴免疫血清进行甲型肝炎减毒活疫苗毒种外源因子检查及鉴别试验。
Objective: to study the proliferation of HAV which were cultured rapidly and consecutively in cells, and to investigate the possibility of improving the production process of inactivated HAV vaccine.
目的：研究甲肝病毒在细胞内快速连续传代培养病毒增殖情况，探索疫苗生产工艺改进的可能性。
Serum tests including neutralization test, immune recall responses, and anti HAV IgG were performed 10 years after the initial immunization.
部分研究对象作血清中和试验、免疫回忆反应及免后10年抗体检测。
Other things that the lymph of the submandibular gland directly flowed into the superficial lateral cervical lymph nodes and the submental lymph nodes hav: been not reported.
其中下颌下腺的淋巴直接回流至颈外侧浅淋巴结和颌下淋巴结尚未见报道。
Conclusion Anti HAV IgG response of the children who failed to respond to HBV vaccine after injected with the live attenuated HAV vaccine was lower than that of normal children.
结论接种乙肝疫苗免疫失败儿童接种甲肝减毒活疫苗的免疫效果比健康儿童差。
The influence of temperature on the titled reaction and the synthetic condition of the complex hav...
并对温度改变对该反应的影响及配合物的合成条件进行了讨论。
Objective To reveal the trend of change incidence of hepatitis a (HAV) in Shandong province and explore dynamic analysis methods.
目的揭示山东省甲型病毒性肝炎(甲肝)发病趋势，探讨动态分析方法。
Really, last year there were so many things hav reached the limit can bear my life much better than this!
说真的，去年发生了那么多的事已经达到了我所能承受的极限，人生不过如此！
Taking forest experiment station of Jilin Forest Institute as base, the potential compartment forest-fire danger grade map and its concert application hav…
并以吉林林学院实验林场为基地，研制了该场的林班潜在火险等级图，以及该图的具体应用。
My Tel will not on line . Please leave messages if you hav…
我的电话不在线，有事请留言，我将尽快…
In the experiments involving 500 frequently used Chinese character categories, satisfactory results hav...
在实验中，该方法对500字种的常用汉字取得了较好的识别结果。
In the experiments involving 500 frequently used Chinese character categories, satisfactory results hav...
在实验中，该方法对500字种的常用汉字取得了较好的识别结果。
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