borehole

borehole [ˈbɔ:həul] n.

1. ■ 钻[镗]孔, 炮[井]眼; 矿井; 钻井

2. ■ 蛀孔, 虫孔

---

特殊用法

freezing borehole

1. ■ 冻结钻孔

shot borehole

1. ■ 钻粒钻进钻孔

stress releasing borehole

1. ■ 应力解除钻孔