粉煤灰已经作为一种矿物资源综合利用。
Flyash has been used as a comprehensive utilization of mineral resources.
讨论了综合利用滇南高岭土矿物资源的途径，展望了开发的前景，并提出了建设性的意见。
The ways for comprehensive utilization of kaolin mineral resources in south of Yunnan was discussed and its development prospect was forecasted. Constructive opinions for it were proposed.
讨论了综合利用滇南高岭土矿物资源的途径，展望了开发的前景，并提出了建设性的意见。
The ways for comprehensive utilization of kaolin mineral resources in south of Yunnan was discussed and its development prospect was forecasted. Constructive opinions for it were proposed.
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