coal industry

短语词组

短语

• coal conversion industry 煤转化产业
• Unit coal chemical industry 煤化工装置
• coal tar industry 煤焦油工业
• coal mining industry basic 煤矿基层
• coal logistics industry 煤炭物流业
• coal geological industry 煤田地质行业
• advanced coal chemical industry 新型煤化工
• Coal Mining Industry Company 煤矿工业公司;煤矿产业雄司;煤矿工业女司
• coal mining industry 煤炭行业;煤炭开采业;采煤工业;采煤业
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