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1.The creosote treatment process is crucial for removing impurities from the coal.
煤焦油处理过程对于去除煤炭中的杂质至关重要。
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2. During the creosote treatment, the coal is heated to a high temperature and then cooled quickly to prevent any damage to the coal.
在煤焦油处理过程中，煤炭被加热到高温，然后迅速冷却以防止对煤炭造成任何损害。
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3. The creosote treatment not only improves the quality of the coal but also reduces environmental pollution.
煤焦油处理不仅提高了煤炭的质量，还减少了环境污染。