hard coal_煤炭科技英汉词典

当前位置：在线查询网 > 煤炭科技英汉词典 > hard coal

hard coal_煤炭科技英汉词典

hard coal

[煤炭科技英汉词典]

hard coal
硬煤
烟煤、无烟煤的统称。指恒湿无灰基高位发热量不低于24MJ/kg,或虽低于24MJ/kg,但镜质组平均随机反射率不小于0.6%的煤。

是什么意思，hard coal的解释，hard coal的翻译

[新英汉石油技术词典] hard coal

[专利英汉词典] hard coal

[冶金英汉词典] hard coal

[化学英汉词典] hard coal

[水利英汉词典] hard coal

[海运英汉词典] hard coal

[电力英汉词典] hard coal

[石油英汉词典] hard coal

[经贸英汉词典] hard coal

[能源英汉词典] hard coal

[航海英汉词典] hard coal

[进出口英汉词典] hard coal