overhead valve
noun
A valve in an internal-combustion engine which has its seat in the top of the combustion chamber, in the surface opposite the piston.
Origin
1920s; earliest use found in Arthur William Judge (b. 1887).
| 单词 | overhead valve |
| 释义 | overhead valvenoun A valve in an internal-combustion engine which has its seat in the top of the combustion chamber, in the surface opposite the piston. Origin |
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