quarrying的例句（quarrying在句子中的用法）

• He spent much time in quarrying in old records. 他花了很多时间从旧记录中寻找资料。
• 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.
• 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.
• 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。