Warning: file_put_contents(/www/wwwroot/zidian/oumou.cn/cache/64350dded0e88ddd72e46e4902b6f831.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/oumou.cn/index.php on line 58 valence force例句_valence force英汉例句_valence force双解例句_欧米惠必应词典
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。