English Dictionary

coal seam

名詞

(geology) A stratum of coal between strata of other rocks.

日本語の意味

（地質学）他の岩石層に挟まれた石炭の層

Miners followed the coal seam deep into the mountain, extracting its rich layers over decades.

鉱夫たちは石炭層をたどって山の奥深くまで入り込み、何十年にもわたってその豊かな層を採掘しました。

意味（1）

(geology) A stratum of coal between strata of other rocks.

Alternatively, the N.C.B. agrees to pay a percentage of the cost of any repairs or preventive work that ensues from working the coal seam.

coal seams （ plural ）