基本解释原子价力英汉例句双语例句The results of valence structure calculation showed that cobalt enhances the bonding forces of α-Fe atoms and tempering resistance of the steel.价电子结构计算结果表明，钴增强了基体晶格的键合力，同时也提高了回火抗力。valence force更多例句词组短语短语secondary valence forces 二级价键力valence force更多词组