Warning: file_put_contents(): Only 0 of 4938 bytes written, possibly out of free disk space in /www/wwwroot/ppbbu/5678977.com/index.php on line 55 bromination例句_bromination英汉例句_bromination双解例句_加林查网西语词典
In cases of doubt the changes following hydrogenation, bromination or other chemical attack upon the double bond can be studied. 在有疑問時可以研究雙鍵的氫化，溴化或其他化學反應所引起的變化。