查询词典 a bond

The most preferable substituents are methyl groups for positions R1 and/or R2, due to the existence of a hyperconjugation effect between the p z orbital of the central carbon atom and one of the C—H bond orbitals in methyl group.

当R1， R2位置是甲基时，由于碳原子的p z 轨道与甲基的一个C—H键轨道间存在强的超共轭效应，从而可以较大程度地降低α-氢转移反应的势垒。

By means of pair analysis technique and bond orientational order, we find that there exist a number of icosahedral short range units in the system.

Frank犤1犦认为，在强过冷状态下形成金属玻璃的能力与体系的二十面体短程有序密切相关，这已成为体系特有的一大特征。

It's a special bond which identical twins have.

这是同卵双胞胎之间的特殊联系。

He went on to identify that bond as a recurrent theme in American literature.

他继续指出这种关系是美国文学中循环出现的主题。

I have never encountered such a situation, this massive decline in the bond market is rare.

我从来没有遇到这样的情况，这在债券市场大幅度下降是罕见的。

S not to say that in his portrayals of Bond there was not a lot .

s并不是说，在他描绘的债券有没有很多。

If it is within 7 years, the principal is usually stuck in a high risk bond program.

如果是在7年中，主要是卡在一个高风险的债券通常程序。

In contrast, a growing number of companies choose to raise funds in the bond market.

相反，越来越多的公司选择以提高债券市场筹集资金。

This is pre-approved a new fund to bond-based characteristics in sharp contrast.

这是预先核准的新基金，债券的特点形成鲜明对比。

To charge fees in violation of regulations under a disguise in the form of guaranty bond, mortgage etc

违反规定以保证金、抵押金等形式变相收费的；＜山西县新绛县

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。