Warning: file_put_contents(): Only 0 of 4899 bytes written, possibly out of free disk space in /www/wwwroot/ppbbu/www.30232.com/index.php on line 55 clays例句_clays英汉例句_clays双解例句_绍翊字体网有道词典
IR, ESR, XRD and some other recent analysis methods have been using in the study of adsorption mechanisms of pesticides on soil humic acids and clays. 土壤中的粘土矿物和腐植酸是对农药吸附的最主要两类活性组份。