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- The bivalent radical CO. 羰基,碳酰基二价原子团co
- the bivalent radical CH2 derived from methane. 从甲烷衍生而来的二价基CH。
- the bivalent radical UO2 which forms salts with acids 二价基UO,与酸形成盐
- the bivalent radical UO2 which forms salts with acids. 二价基UO,与酸形成盐。
- A compound derived from ammonia and containing the bivalent NH group combined with a bivalent nonacid group. 亚胺源自氨的一种化合物,含有与一个二价非酸基结合的氨基(NH)
- Terminalization The movement of chiasmata to the end of the bivalent arms, a process that may occur during late prophase I of meiosis. 交叉)移端:发生在第一次减数分裂后期,染色体交叉向二价体染色体臂的末端移动的过程。
- The man turned from Radical to Conservative. 这人从激进派变成了保守派。
- A compound derived from ammonia and containing the bivalent NH group combined with a bivalent acid group or two monovalent acid groups. 酰亚胺源自氨的一种化合物,含有与一个二价酸基或者二个一价的酸基结合的氨基(nh)
- However, we failed to prepare the bivalent ligands with four or five carbon atom chains connection by similar procedures. 通过二溴烃链连接(+)-去甲美普他酚,得到了四个(+)-去甲美普他酚双配基。
- The wind whirled the dead leaves about. 风吹得枯叶在四处回旋。
- The wind was whispering in the trees. 一阵风穿过树林沙沙作响。
- The permselectivities of the bivalent heavy metal cation Cu~(2+), Co~(2+) , Ni~(2+), Zn~(2+) to mag-nesium ion Mg~(2+) across the home-made ELM cation exchange membrane were studied duringthe electrodialysis process. 本文研究了电渗析过程中两份重金属阳离子Cu~(2+),Co~(2+),Ni~(2+),Zn~(2+)等对基准离子Mg~(2+)透过国产聚乙烯异相阳膜的选择透过系数,它们在膜内的淌度比以及它们在膜内的选择吸附系数;
- There are 26 letters in the English alphabet. 英语字母表中有26个字母。
- Foreign nationals were asked to leave the country. 外国侨民被要求离开该国。
- The bivalent attenulated vaccines against DP andDYH have excellent immunigenty, which had been used with more than 10-milliondoaes in Tian Fu, Cherry Valley, SiCuan Ma, Jian Chang and Ao Bei Xing ducks fromthe years of 1990 to 1995. 经过1990-1995年大面积对天府肉鸭(曾祖代、祖代和父母代)、樱桃谷鸭(祖代和父母代)四川麻鸭、建昌鸭和奥日星鸭(祖代和父母代)共1千余万羽份的免疫注射,免疫效果良好,深受使用单位的欢迎。
- A cloud is a mass of vapor in the sky. 云是天空中的水汽团。
- A country must have the will to repel any invader. 一个国家得有决心击退任何入侵者。
- To construct the bivalent genetic engineering vaccine against Pseudorabies and Foot and Mouth disease, P1 gene of foot-and mouth disease virus was inserted into a PRV universal vector-PgG-uni, and transfer vector PgG-P1 was constructed. 为了构建口蹄疫与伪狂犬病二价基因工程疫苗株,将口蹄疫病毒(Foot-and-mouth disease virus,FMDV)P1基因插入到载体pPgG-uni中,得到伪狂犬病毒病毒(pseudorabies virus,PRV)转移载体pPgG-P1。
- Swimming is the best way to tone up your body. 游泳是健体强身的最好方法。
- A fire was burning in the grate. 火在壁炉中燃烧着。