covalence meaning in English
n.
【化学】共[协]价。
adj.
-valent
Examples
- Interfacial atoms diffusion or covalence by a circulated - argon ion bombardment process could improve the adhesion strength between the coatings and the uranium substrate
循环氩离子轰击镀方法可促进使膜-基界面原子间的扩散或键合，有利于提高膜-基结合强度。 - The ability of carbon to form stable compounds in such astonnishing numbers arises in that it utilizes its four valence electrons completely in the establishment of four covalence , its valence shell becomes saturzted
试译一下：碳能组成（有着）如此惊人数量的稳定的化合物在于它在四价共价健的建立中充分利用自己的四价电子，它的化学价层才能得以饱和。 - In this thesis , the oxygen sensitive materials and glucose sensitive materials had been developed by thermo - polymerization method including carrier covalence method and carrier covalence - cross linking method , and the properties had been investigated using the detection experiment of oxygen and spectrophotometer , at the mean time , the applications of oxygen sensitive materials in fiber optical gaseous oxygen sensor and fiber optical dis solved oxygen sensor , and that of biology sensitive materials in fiber optical dextrose sensor had been studied in this paper . major content of this work includes five aspects as follows : ( 1 ) . oxygen sensitive materials had been prepared by carrier covalence method , and the preparation mechanism of the materials had been investigated by fi - ir , sem , and the detection experiment of oxygen
本论文主要包括以下五个方面的内容： ( 1 )载体共价法制备氧敏感材料：通过红外光谱、扫描电镜图谱和氧测试实验探讨该氧敏感材料的制备机理，通过氧测试实验评价该氧敏感材料的氧敏感性和稳定性，同时研究了各种因素对该氧敏感材料性能的影响( 2 )载体共价?交联法制备氧敏感材料：通过红外光谱、扫描电镜图谱和氧测试实验探讨该氧敏感材料的制备机理，通过氧测试实验和分光光度计评价该氧敏感材料的氧敏感性和稳定性，同时研究了各种因素对该氧敏感材料性能的影响( 3 )氧敏感材料在光纤气态氧传感器中的应用：该传感器的响应时间为10s ，检测下限为5ppm ，检测精度为0 . 5 ，具有较好的重复性和稳定性，迟滞较小，使用寿命至少为1年，适合各种环境下气态氧浓度的检测。 - These thin films exhibit physical properties different from those bulk crystals and per molecule . in particular , when some functional biomolecule was imbedded by way of covalence or noncovalence on the surface of the films , the films have many functions of biological membrane . these functions made supramolecular assembly technology have important application prospects
这种技术能够赋予该有机分子既有别于体材料又不同于单个分子的性质，特别是当在分子薄膜表面以共价或非共价的方式嵌入某种功能性的生物分子时，这种薄膜就会具有仿生膜的功能，这种功能使得超分子组装技术在生物传感器领域具有重要的应用前景。 - The results indicate that in niobate glasses , as the concentration of nb2o5 increases , the covalence becomes strong , the symmetry becomes low and the electron - phonon coupling becomes strong , thus the lifetimes become short , the nonradiative transition processes and the temperature - quenching become strong and the value of crystal field parameter b20 becomes small
( 6 )研究了妮硅与妮磷系列玻璃发光特性与组份的关系，发现随着nbzos浓度的增加， eu一o键共价性增强，局域环境对称性降低，电一声子祸合增强从而导致sd 。