疫苗的

So if the case for pre-emptive vaccination is so strong, why do the authorities refuse to consider it

如果预防接种疫苗的需要这麼强烈，那麼为何当局却不考虑呢？

The prokaryotic expression vector of Aβ42 subunit vaccine was successfully constructed.

已成功地构建了Aβ42亚单位疫苗的原核表达质粒。

Objective:To provide the target antigen for the development of a ZP vaccine by using a prokaryotic expression system.

目的：通过原核表达系统获得研制ZP疫苗的靶抗原。

The goal is to keep the disease in remission for a longer time.

这种疫苗的目的是使疾病更长时间地处于缓解期。

It would requite a rather strong vaccine to be of much value at this age.

此时需要疫苗的毒力相对强些。

WHO has been thinking highly of the research and development of RV vaccine.

世界卫生组织对轮状病毒疫苗的研究开发给予了高度重视。

The last indigenous wild poliovirus in China was isolated in 1994,and since then,the only known isolates that can cause poliomyelitis in Chinese population appear to be the Sabin oral polio vaccinerelated strains.

自从中国承诺 1995年消灭脊髓灰质炎后，每年在常规免疫口服脊灰疫苗的基础上，还增加了国家免疫日或局部地区强化免疫活动，即对 4岁以下儿童，不论既往有无服苗史一律接种OPV。

Methods: To process Schick test in1450 children who were random checked in Fuzhou city, and compare result of Schick test before vaccination in260 children without vaccinating triple vaccine.

在市辖区、中随机抽查1450名儿童进行锡克氏试验，并对206名未接种过三联疫苗的婴幼儿，进行接种前后锡克氏对比试验。

These findings provided morphological data for clarifying the immune mechanism of recombinant BCG-Sj26GST vaccine of schistosome.

这些结果为阐明血吸虫重组BCG-Sj26GST疫苗的免疫机制提供了形态学资料。

The preliminary results revealed the hope of developing toxoplasmosis DNA vaccine and the study was worthy to continue.

结论］该研究为弓形虫DNA疫苗的进一步研制奠定了基础。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。