名词
中文翻译：半烟煤
同义词：
['bituminous coal', 'bituminous shale']
例句：
-
1.The semibituminous coal mine is located in the northern part of the country.
这个国家北部有一个半烟煤矿。
-
2. The bituminous coal from this region is highly sought after for its high quality.
这个地区的烟煤因其高质量而备受追捧。
-
3.The bituminous coal is burned to produce electricity and heat.
烟煤被燃烧以产生电力和热量。