In addition, the Pneumoconiosis during dust more quarrying, abrasive industries.此外, 尘肺病多发生在粉尘较多的采石 、 打磨行业.Farming, quarrying and other local industries have declined.农业、采矿业以及其他地方工业都已陷入衰退。Township enterprises in trade , i...
Farming, quarrying and other local industries have declined.农业、采矿业以及其他地方工业都已陷入衰退。Township enterprises in trade , in commerce, mining, coking, quarrying, food service industry.乡镇企业有商贸 、 采煤 、 炼焦 、 采石 、 饮食服务业.In addition, t...