... coalface = 采煤工作面 coalfaces = 采煤工作面 coalfield = 煤田 ...
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fully-mechanized coalfaces 综采工作面
terminal line of coalfaces 终采线
以上来源于: WordNet
N-COUNT In a coal mine, the coalface is the part where the coal is being cut out of the rock. 煤层截面
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