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長ちょう壁へき式しき採さい炭たんは、炭たん鉱こうで広ひろく使つかわれている採さい掘くつ方ほう法ほうの一ひとつです。

Span Details

長ちょう壁へき式しき採さい炭たん

longwall mining

炭たん鉱こう

coal mine; colliery

noun

location, means, cause, or scope marker

widely; extensively; broadly

use; make use of; employ

-> 使うgodan verb

passive, potential, or respect auxiliary

-> れる/られるgrammar

ongoing or resultant state

採さい掘くつ

mining; digging; excavation

noun, suru verb

方ほう法ほう

method; way; means

possession, attribution, nominalizer, or nominal linker

one; for one thing; only; just; (not) even one; just (try it); a little; some kind of; one type of

numeric, noun, adverb, no-adjective