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The coal dry distillation product is the coal, the coal - tar oil and the coal gas.
煤干馏的产物是煤炭 、 煤焦油和煤气.
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It was found that the coal - tar oil had well combustion characteristics after being emulsified.
研究发现煤焦油在掺水乳化后具有良好的流动性、稳定性和燃烧特性.
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