tetravalent

1. In drug industry parlance it must be tetravalent.
   用医药行业的术语来说，它必须是四价疫苗。
2. Synthesis and Cloning of Gene Sequence of Tetravalent Recombinant Group A Streptococcal Polypeptide Vaccine
   四价重组A群链球菌多肽疫苗基因序列的合成及克隆
3. Until now this hurdle has been insurmountable, but French vaccine company Sanofi-Pasteur announced this year that it has a viable tetravalent dengue vaccine undergoing phase III trials in Australia.
   这一障碍过去一直无法逾越，但法国疫苗公司赛诺菲-巴斯德今年宣布，它研发出一种前景很好的四价登革热疫苗，该疫苗目前正在澳大利亚进行第三期临床试验。
4. On the Normality of Connected Tetravalent Cayley Graphs of Order 3p~ 2
   3p~2阶连通4度Cayley图的正规性
5. A tetravalent meningococcal meningitis vaccine ( licensed in the United States) and a heptavalent vaccine protecting against meningitis A and C ( to be licensed in2007);
   一种四价流行性脑脊髓膜炎疫苗（已在美利坚合众国获许可证）和一种预防脑膜炎A和C的七价疫苗（将于2007年注册）；
6. A soft silvery-white tetravalent radioactive metallic element; isotope 232 is used as a power source in nuclear reactors; occurs in thorite and in monazite sands.
   一种软质、银白色、放射性四价金属元素，同位素用作核反应能源，见于钍矿和独居石沙中。
7. So this should immediately look like a problem because we know, in fact, that methane is tetravalent, and this is telling us it's only divalent.
   显然这看起来是一个问题，因为我们知道实际上，甲烷是四价的，而这告诉我们它仅仅是二价的。
8. A gray tetravalent metallic element that resembles zirconium chemically and is found in zirconium minerals; used in filaments for its ready emission of electrons.
   一种灰色的四价金属元素，化学性质与锆相似，发现于锆矿物中，因能迅速释放电子而用作灯丝。
9. An abundant nonmetallic tetravalent element occurring in three allotropic forms: amorphous carbon and graphite and diamond; occurs in all organic compounds.
   一种丰富的非金属四价元素，有三种同素异形体：无定形碳、石墨、金刚石。
10. Bivalent and tetravalent human papillomavirus vaccines protecting against cervical cancer;
    预防宫颈癌的两价和三价人类乳突病毒疫苗；
11. Study on the Chemical Phase Analysis of Manganese Ore ⅱ. Determination of Trivalent and Tetravalent Manganese Ore
    锰矿化学物相分析方法的研究Ⅱ.三价和四价锰矿物的测定
12. The common bi, tri, or tetravalent mental oxides didnt show significant effect on the stability.
    常用的二、三、四价金属氧化物对其稳定性无明显影响。
13. A comparatively systematic study was made of the effect of forming complex compounds in chromophoric system of tetravalent metal ions ( Sn, Ge, Ti and Zr)-o-Cl-PF-CT-MAB by the variation of sulfuric acidity of solution, concentration of surfactant and concentration of chromophoric agent.
    本文较系统地研究了溶液硫酸酸度、表面活性剂浓度和显色剂浓度变化对四价金属离子（Sn、Ge、Ti、Zr）OCLPFCTMAb显色体系中配合物形成的影响。
14. Conclusion The developed synthetic medium and purification procedure were feasible and provided an experimental basis for the preparation of tetravalent meningococcus polysaccharide vaccine.
    结论所研制的综合培养基及多糖纯化的工艺具有较好的可行性，为四价脑膜炎球菌多糖疫苗的研制提供了试验基础。
15. Straggling chromosome and tetravalent at metaphase I;
    中期Ⅰ的染色体拖曳及四价体；
16. The tetravalent number in those tetraploid PMCs, averaging 2.9, is less than that in ordinary tetraploid rice PMCs.
    四倍性花粉母细胞的四价体数目比一般四倍体水稻花粉母细胞的四价体少，平均每个花粉母细胞有2.9个四价体。
17. Study of synthesis of high vinyl polybutadiene with tetravalent molybdenum catalyst system
    四价钼催化体系合成高乙烯基聚丁二烯的研究
18. Presented in this paper are uranium minerals and uranium deposits in the Tono area of Japan. The principal uranium minerals found in the Tono area are as follows: ( 1) Tetravalent uranium minerals: uraninite, coffinite.
    本文介绍了日本东浓地区的铀矿物和铀矿床，发现在这个地区的主要铀矿物有：（1）四价铀矿物：晶质铀矿、铀石；
19. Tetravalent Verbs of Trade and Classification of Verbal Valence in Chinese
    交易类四价动词及汉语谓词配价的分类系统
20. The main meiotic chromosomal aberration of PMC are multipolar division, loose pairing, inversion, tetravalent, interlocking chromosome, unequal segregation, straggling chromosome, bridge and laggards.
    上述不育系花粉母细胞减数分裂的染色体畸变是：多极分裂、疏松配对、倒位、四价体、互锁染色体、不等分离、拖曳、桥、落后等；
21. Fabrication of tetravalent Pb cluster arrays on Si ( 111)-( 7 × 7) surfaces
    Si（111）-（7×7）衬底上合成有序的IV族金属铅团簇阵列
22. Al ( OH) 3 absorbed tetravalent vaccine was prepared with DPT and plasma derived hepatitis B vaccine HBsAg. The detection showed that HBsAg could be completely absorbed. Compared with HB vaccine.
    应用乙肝抗原与白-百-破抗原配制成Al（OH）3吸附四联疫苗，经实验室检测HBsAg能完全被吸附，对小白鼠的免疫效果较单价乙肝疫苗明显增强。
23. Observation of immunogenicity of bivalent and tetravalent recombinant plasmids containing dengue viruses type 1 to 4 prM-E genes in mice
    登革1～4型病毒prM-E基因的双价和四价重组质粒DNA在小鼠中的免疫原性观察
24. The initial stage of study mostly emphasize traditional sterile vaccines and attenuated live vaccines. Although traditional attenuated live vaccines have entered clinical trail for many years, but so much clinical data shows that the tetravalent vaccines can't simultaneously afford protective immune responses against four serotypes.
    疫苗研究的起始阶段着重于传统的减毒活疫苗和灭活疫苗，但多年的临床试验数据表明，其四价疫苗不足以同时提供针对四个血清型的保护性免疫应答。
25. As a result, we obtain two new infinite families of tetravalent half-arc-transitive graphs of 2-power orders. These are the first known such graphs of 2-power orders, in which the smallest one has order 27.
    通过这种分类，我们构造了两类无限族的4度半弧传递图，它们是目前已知仅有的2幂阶4度半传递图无限类。
26. Divalent cerium ions and tetravalent cerium ions or divalent manganese ions and trivalent manganese ions in electric drive conversion, catalytic degradation of organic matter, while electrodeposited copper.
    利用二价铈离子与四价铈离子或二价锰离子与三价锰离子之间在电驱动下的相互转化，催化降解有机物的同时电沉积出铜。
27. The recombining anti-parathion tetravalent antibody could react with parathion specifically with significantly more binding sites with the monoclonal antibody, based on which the detection sensitivity of ELISA would be improved.
    制备的抗对硫磷四价聚合抗体能与抗原特异结合，与单克隆抗体相比，抗原结合位点显著增加，ELISA检测灵敏度显著提高。

adj

1. haveing a valence of four