ちょうへきしきさいたん – Vocabulary details

ちょうへきしきさいたん

Noun

Mining

1. longwall mining

head; chief; merit; strong point; superiority; major

wall; partition; barrier; obstacle; Chinese "Wall" constellation (one of the 28 mansions)

way; style; ceremony; rite; wedding (ceremony); equation

coal mining; coal extraction

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