化合价,valence
1)valence[英]['veil?ns][美]['vel?ns]化合价
1.This paper introduces the method of applying valence in balancing inorganic and organic oxidation-reduction reaction equation.介绍用化合价升降法配平无机、有机氧化还原反应方程式。
2.The effect of alkyl carbon numbers and the valence of Mo on the performance of extreme pressure additive was investigated.报道了烷基碳原子数和钼的化合价对硫磷钼型极压添加剂(简称极压剂)的极压抗磨性能的影响。
3.Different dopants are chosen for PZT95/5 based on the principle of 搒ame valence/different ion radius and similar ionic radius/different valence? The effects of alkali-metal oxide, alkali-earth-metal oxide and the oxide of Fe, Si, Nb and W on the dielectric constant and tgd are investigated.根据同化合价,不同离子半径;相近离子半径,不同化合价的原则选择氧化物对PZT95/5(PbZr0。
英文短句/例句

1.Having valence3.三价的化合价为3的
2.Carbon has a valence of four.碳的化合价是四价.
3.(chemistry) having a valence of 1.(化学)有一个化合价的。
4.The valences of copper are 1 and 2.铜的化合价是1价和2价
5.The combining power of one element in the compound must be equal to the combining power of the other element.化合物中一种元素的化合价必须等于另一元素的化合价
6.Having more than one valence.多价的具有一个以上的化合价
7.(chemistry) having more than one valence, or having a valence of 3 or higher.(化学)具有一个以上的化合价的,或具有三价或更高价的。
8.The number of atoms in a molecule.原子数,原子价,化合价单质分子中的原子数
9.the monovalent group -CN in a chemical compound.化合物中的单价基CN。
10.molybdic compound三价钼化合物(指其盐);六价钼化合物(指其酸)
11.The value collision and value integration under the pluralism;多元化背景下的价值冲突与价值整合
12.Fuzzy Comprehensive Evaluation of the Rationalization of Logistics Distribution;物流配送服务合理化的模糊综合评价
13.The research on rural urbanization s comprehensive evaluation;农村城市化综合评价的量化指标研究
14.Study of Structural Chemistry of Cu~Ⅰ-Cu~Ⅱ Mixed Valence Halo-cluster Complexes;Cu~Ⅰ/Cu~Ⅱ混合价卤簇化合物的结构化学研究
15.The Study of Methodology for Preparing Cyclohexenone Catalyzed by Hg(Ⅱ)-salt;二价汞盐催化的环己烯酮类化合物合成法研究
16.The Study of Housing Industrialization Comprehensive Evaluation Index System and Method;住宅产业化综合评价指标体系及评价方法研究
17.The Quantity and Quality Integrated Evaluation on Normal English Curriculums;高师英语课程量化评价与质性评价整合探讨
18.The Multi-evaluation on the Informational Level of Western China;综合评价方法在西部地区信息化评价中的应用
相关短句/例句

valency[英]['ve?l?nsi][美]['vel?ns?]化合价
3)adicity[?'disiti]化合价
1.The paper generalizes four methoels of adicity rise-drog for balancing redox reaction equation:forward balancing,packward balancing ,zero adicity,and average adicity,Reaction types and steps of lalancing of each method are also introduced.本文概括了用化合价升降法配平氧化还原反应方程式常用的四种方法 :正向配平法、逆向配平法、零价法和平均化合价法 ,并介绍了每种方法所对应的方程式的类型和配平步
4)chemical valence化合价
1.The First-Principles with pseudopotential method based on the Density Functional Theory was applied to investigate the chemical valence change of nitrogen doping ZnO.该文采用第一性原理赝势法研究了氮掺杂于ZnO中其化合价变化的情况,研究结果表明氮掺杂于ZnO中取代氧原子的氮原子其受主态并非是整数-3价,而是介于-2与-3价之间,这就说明了为什么氮掺杂所得的ZnO其p型导电较弱的原因。
5)valency[英]['ve?l?nsi][美]['vel?ns?]①效价 ②化合价
6)valence bond(化合)价键
延伸阅读

化合价分子式:CAS号:性质:又称原子价。表示原子(或原子团)相互化合时量方面的关系。以氢原子化合价定为1,其他原子(或原子团)的化合价为能直接或间接与氢原子结合或替代氢原子的数目。例如,一个氯原子能与一个氢原子结合,它的化合价价数为1。化合价有正、负之分,一般金属元素为正价,如钾为+1价,非金属元素有正价或负价,如硫可为-2、+6等价。大多数元素具有一种以上的化合价。化合价在离子键中称电价,在共价键中称共价。