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cover hole
释义
cover hole
cover hole
[
′kəv·ər ‚hōl
]
(mining engineering)
One of a group of boreholes drilled in advance of mine workings to probe for and detect water-bearing fissures or structures.
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英语词典包含2567994条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。
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更新时间:2026/8/22 19:39:13