英语词汇primary coking coal的读音、用法、中文释义、短语词组及例句-英汉双解词典

单词	primary coking coal
释义	primary coking coal [?praim?ri ?k?uki? k?ul] 释义焦煤行业词典煤炭焦煤???变质程度较高的烟煤。单独炼焦时，生成的胶质体热稳定性好，所得焦炭的块度大、裂纹少、强度高。???
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英汉双解词典包含4367426条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。

primary coking coal