Warning: file_put_contents(): Only 0 of 7222 bytes written, possibly out of free disk space in /home/www/wwwroot/ndsq.cn/index.php on line 55 oak-apple例句_oak-apple英汉例句_oak-apple双解例句_开心英文字典_柠咚词
Using gallic acid as the standard, the optimum conditions for determining of the polyphenols in the apple pomace by Folin method are investigated. 以没食子酸为标准品研究了福林法测定苹果渣中多酚物质含量的适宜条件。