单词 | breaker |
释义 | breaker [`brā·kǝr] MINING ENGINEERING 1. In anthracite mining, the structure in which the coal is broken, sized, and cleaned for market. Also known as coalbreaker. 2. One of a row of drill holes above the mining holes in a tunnel face. OCEANOGRAPHY A wave breaking on a shore, over a reef, or other mass in a body of water. |
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