Warning: file_put_contents(/www/wwwroot/ppbbu/62383.com/cache/459ccdc567a72c22eb293a7f0a5259cd.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/62383.com/index.php on line 55 barytes例句_barytes英汉例句_barytes双解例句_流逝汉英词典
A new type of sulphoaluminate clinker containing barium was burnt from low-grade raw material of barytes, and its burning process was studied. 采用低品位的重晶石为原料，烧制新型含钡硫铝酸盐水泥熟料，并对该水泥熟料的烧成制度进行了研究。