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词汇
coal preparation, coal cleaning
释义
coal preparation, coal cleaning
选煤；曾称“洗煤”。将采出的煤经人工和机械处理除去非煤物质，并按需要分成不同质量、规格产品的过程。分“干法选煤dry coal preparation”和“湿法选煤wet coal preparation”。
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更新时间：2025/3/24 16:46:31