| 单词 | overhead camshaft |
| 释义 | overhead camshaftnouna camshaft in an automotive engine that is located in the cylinder head over the engine block rather than in the block. Abbreviation: OHC Origin of overhead camshaftFirst recorded in 1910–15 Words nearby overhead camshaftoverhand knot, overhang, overhasty, overhaul, overhead, overhead camshaft, overhead door, overhead projector, overhead railway, overheads, overhead-valve engine Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for overhead camshaftoverhead camshaft nouna type of camshaft situated above the cylinder head in an internal-combustion engine. It is usually driven by a chain or a toothed belt from the crankshaft and the cams bear directly onto the valve stems or rocker arms Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 |
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