Warning: file_put_contents(): Only 0 of 5022 bytes written, possibly out of free disk space in /www/wwwroot/ppbbu/www.30232.com/index.php on line 55 sulfite cooking liquor例句_sulfite cooking liquor英汉例句_sulfite cooking liquor双解例句_绍翊字体网有道词典
Anthraquinone (AQ) has a beneficial effect on the chemi-mechanical pulping of aspen when the cooking is done in neutral sulfite liquor. 本文对蒽醌在中性亚硫酸盐杨木化机浆中的作用做了一些探讨。