Warning: file_put_contents(/www/wwwroot/ppbbu/laei.cn/cache/b5a51a601a791d1484232f0f20d2ec74.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/laei.cn/index.php on line 58 excess extension例句_excess extension英汉例句_excess extension双解例句_按摩法牛津词典
There existed an optimal dosage of the chain extender, lack of which caused deficiency of chain extension and excess of which led to more blocking reaction. 擴鏈劑的用量存在最佳值，用量不足時偶聯反應不充分，用量過量時封耑反應加劇。