Warning: file_put_contents(/www/wwwroot/zidian/diubi.cn/cache/d79bb511f2fb3d4337442748b9742e58.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/diubi.cn/index.php on line 59 tap-hole plug是什么意思，tap-hole plug的翻译，tap-hole plug音标、读音、用法和例句_果味酸柯林斯词典
By means of crushing and conditioning the size ratio, fettle material and mud powder to plug tap-hole for electric refining furnace use were developed. 通过加工破碎，调整粒度及配比等工艺参数，研制开发出铁合金精炼炉补炉料及堵眼粉。