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单词 metering rod
释义 metering rod
[`mēd·ǝ·riŋ ´räd]
ENGINEERING
A device consisting of a long metallic pin of graduated diameters fitted to the main nozzle of a carburetor (on an internal combustion engine) or passage leading thereto in such a way that it measures or meters the amount of gasoline permitted to flow by it at various speeds. Also known as metering pin.
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