About 50% of raw coal is processed in this method in China.
我国目前入洗原煤的50%左右是用跳汰机分选的。
Most important, Germany had no raw materials save coal.
最重要的是，德军没有矿物原料。
Coal, oil and minerals are the raw materials of industry.
煤、石油和矿产品都是工业原料。
Coking coal is a steel production process, one of the main raw material.
焦煤是钢铁生产过程中的主要原料之一。
Coking coal and steel production is one of the important raw materials.
炼焦煤是生产钢铁的重要原料之一。
Coal, oil and mineral are the raw material of industry.
煤、石油和矿产品都是工业原料。
The coal is primary energy and essential industry raw material of our country.
煤炭是我国的主要能源和重要工业原料。
The coal is primary energy and essential industry raw material of our country.
煤炭是我国的主要能源和重要工业原料。
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