Last Updated:2025/11/29
Sentence

採掘会社は、立坑を下へ掘ることが実用的でない場合、地下から鉱床に到達するための上向き掘削法を採用した。

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The mining company employed an up-over to reach the ore body from below when sinking was impractical.

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The mining company employed an up-over to reach the ore body from below when sinking was impractical.

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Related words

up-over

Noun
attributive uncountable
Japanese Meaning
鉱山や土木工事において利用される竪坑掘削手法。まず下部の一点まで横(ドリフト)で掘り進み、その後上昇させる形で坑を拡大する方法。
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採掘会社は、立坑を下へ掘ることが実用的でない場合、地下から鉱床に到達するための上向き掘削法を採用した。

English - English

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