長壁 式 採炭 じゃなかった osakabeshiki saitanjanakatta
osakabeshiki saitanjanakatta
Noun
, Da Copula
The past negative form of 長壁式採炭
1. Wasn't longwall mining.
Past/Perfective
, Negative
, Mining
Word Pronunciation
文
No variants available for this word.