Warning: file_put_contents(/www/wwwroot/ppbbbu/oiqp.com/cache/3bbaa9a2b4482b212a0627da709d80ac.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbbu/oiqp.com/index.php on line 55 super-abrasive grinding wheel例句_super-abrasive grinding wheel英汉例句_super-abrasive grinding wheel双解例句_奇葩剧汉英词典
It analyzes the character of the current super-abrasive grinding wheel, looks into the advantages and foreground about brazed grinding wheel. 分析了超硬磨料砂輪的現狀和特點，介紹了釺銲砂輪的卓越磨削性能和發展前景。