Warning: file_put_contents(/www/wwwroot/zidian/diubi.cn/cache/79b102daab09abc0b6c9121b213eb446.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/diubi.cn/index.php on line 59 backing for abrasives例句_backing for abrasives英汉例句_backing for abrasives双解例句_果味酸柯林斯词典
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。