sub-bituminous coal

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الإنجليزية - الإنجليزية

تعريف sub-bituminous coal في الإنجليزية الإنجليزية القاموس.

sub-bituminous coal
Sub-bituminous coal is a coal whose properties range from those of lignite to those of bituminous coal and are used primarily as fuel for steam-electric power generation
sub-bituminous coal
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