It is the highest for the soft kaolin clay associated with weathered coals, which is well order;
与风化煤共生的软质高岭土中高岭石结晶度最高,为高度有序类型;
Resources of weathered coals are rich in China, It will be very promising to study and develop the industrial utilization of weathered coals.
我国风化煤资源丰富,研究开发其工业利用大有可为。
Resources of weathered coals are rich in China, It will be very promising to study and develop the industrial utilization of weathered coals.
我国风化煤资源丰富,研究开发其工业利用大有可为。
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