ボウリングspec1; ボーリングgai1(bōringu); 鍛え; 削孔River and Water Resources Glossary (Infrastructure Development Institute Japan) ; 削岩(さくがん)River and Water Resources Glossary (Infrastructure Development Institute Japan) ; せん孔作業River and Water Resources Glossary (Infrastructure Development Institute Japan)
詳細表示(The process of navigating from one item to a set of related items. Drilling can involve navigating up or down in a hierarchy, or to other elements at the same level)