open stopes

採鉱・採炭・採石

Broader terms (1)：

underground mining (坑内採掘)
About underground mining
- Search "underground mining"
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Narrower terms (4)：

caving system (ケービング法)
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- Search "caving system"
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underhand stoping (無支保下向採掘法)
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- Search "underhand stoping"
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square-set stoping (残柱式採掘法)
About square-set stoping
- Search "square-set stoping"
- Detailed information
sublevel stoping (中段採掘法)
About sublevel stoping
- Search "sublevel stoping"
- Detailed information

Thsaurus map：

Thesaurus Map (Notice) Synonyms included only in Sciterm are not displayed

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