electrovalent bond

The result shows : nanocomposite reacted with collagen models by physical absorption , hydrogen , electrovalent bond or esterification and little covalent bond ;

结果表明：复合鞣剂主要以物理吸附、氢键及电价键或酯键的方式与胶原模型物作用，且有少量的共价键结合；

The results of the study show that the composite tannage reacted best with hide powder when the pH value is 3.95 and the dosage is about percentage of 30.The composite tannage mainly combined with hide powder by electrovalent bond and covalent bond .

研究结果表明：pH值在3.95左右，复合鞣剂用量在30%左右，复合鞣剂与皮粉的作用效果最好；复合鞣剂与皮粉主要是以电价键、共价键和酯键方式结合的；

Considering when most of different atoms combine together , the covalent bond and the electrovalent bond are concomitant .

考虑到大多数异类原子结合是采取共价结合与离子结合之间的过渡形式。

The electrovalent bond weakens and the covalent bond strengthen between manganese and oxygen due to ion polarization effect , which makes the spinel structure more stable .

锂离子的静电作用和极化作用，使锰氧之间的离子键成分减小，共价键成分增加，整个尖晶石骨架结构更加稳定。

The former is primarily formed by covalent bond electrovalent bond , while the later is obtained by molecular deposition ( MD ) and SAMs based on chemisorption .

单层膜主要指以共价键和离子键为驱动力形成的，多层膜的组装方法主要是分子沉积（MD）技术和基于化学吸附的自组装单分子膜技术。

It is shown that the coalescent between carbon atom chains and Au electrodes is intervenient of covalent bond and electrovalent bond , and the conductance and volt-ampere Characteristics present queer quantum and dimension effect .

研究结果表明：碳原子线与Au电极之间的“接触”（结合）既有共价键的成分，又有离子键的成分；