The bituminous and lignite are two different coals

来源: 于 2012-10-13 12:50:40 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

China imports bituminous coal. The power basin in WY produces a different type of coal for utilities. The WY coal accounts for 80% of this type of usage. So you need know what type of coal the town is producing.