| 单词 | cave |
| 释义 | cave [kāv] ENGINEERING A pit or tunnel under a glass furnace for collecting ashes or raking the fire. GEOLOGY A natural, hollow chamber or series of chambers and galleries beneath the earth's surface, or in the side of a mountain or hill, with an opening to the surface. MINING ENGINEERING 1. Fragmented rock materials, derived from the sidewalls of a borehole, that obstruct the hole or hinder drilling progress. Also known as cavings. 2. The partial or complete failure of borehole sidewalls or mine workings. Also known as cave-in. NUCLEONICS A heavily shielded compartment in which highly radioactive material can be handled, generally by remote control. Also known as hot cell. |
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