- semibituminous coal
- semibituminouscoal
- 半: half
- 沥青: pitch; asphalt; bitumen; min ...
- 煤: coal
- 半沥青: semiasphalt
- 沥青煤: apple coal; asphalt coal; asphaltic coal; bituminous brown coal; bituminous coal; bituminous lignite; oil coal; paraffin coal; picurite; pit coal; pitch coal; pitch coat; stellar coal
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