“Bosch metering system”的概念、定义、翻译、参考文献-科学参考

单词	Bosch metering system
释义	Bosch metering system [¦bȯsh `mēd·ǝ·riŋ ´sis·tǝm] ^{MECHANICAL ENGINEERING} A system having a helical groove in the plunger which covers or uncovers openings in the barrel of the pump; most usually applied in diesel engine fuel-injection systems.
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