Warning: file_put_contents(/www/wwwroot/ppbbu/www.30232.com/cache/6c6049ea1b7d671839ae58f5b13f7d26.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/www.30232.com/index.php on line 55 backing for abrasives例句_backing for abrasives英汉例句_backing for abrasives双解例句_绍翊字体网有道词典
Heavy paper backing, with medium softness, flat sanding surface and small extension. Suit for making various kinds of belts and specialty abrasives. 重型纸基砂带，具有适中的柔软度，砂面平整、延伸率小，适合做各种砂带、砂卷和异型制品。