据新华社讯,为秦皇岛耀华玻璃厂提供主要原料砂岩石的雷庄砂岩矿,已进入最后施工阶段,目前工人们正在加紧建设。秦皇岛耀华玻璃厂新建的雷庄砂岩矿,是这个厂工程技术人员自己设计的,机械化程度较高,并且装有较为完善的除尘设备。矿山的生产过程,从采矿、矿内运输、煅烧、破碎入仓到矿石装上火车运出去,除个别工序由人工操作以外, According to Xinhua News Agency, Leihuang sandstone mine, which supplies the main raw sandstone to Qinhuangdao Yaohua Glass Works, has entered the final stage of construction. At present, the workers are stepping up their efforts. The newly built LeiZhuang sandstone mine at Qinhuangdao Yaohua Glass Factory is designed by the engineers and technicians of this factory and has a high degree of mechanization and equipped with more complete dust removal equipment. Mines in the production process, from mining, mining transport, calcination, crushing warehousing to the mine loaded on the train shipped out, in addition to individual processes by the manual operation,