Warning: file_put_contents(/www/wwwroot/ppbbu/5356789.com/cache/8de3e1002b49bac82c3668c05fb0cfa4.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/5356789.com/index.php on line 55 bromination例句_bromination英汉例句_bromination双解例句_零六五六深蓝词典
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。