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Esskohle
f
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一般
steam coal
;
low volatile dry coal
化学
low-volatile bituminous coal
(US)
英国
low-volatile coking steam coal
Eßkohle
f
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矿业
free coal
;
lean coal
;
Pennsylvanian anthracite
;
smokeless coal
;
steam coal
Esskohle
dreiviertelfett
f
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煤炭
bituminous coal
trois quarts gras
Esskohle
:
1 短语
, 1 学科
一般
1
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