“exhaust back pressure”的概念、定义、翻译、参考文献-科学参考

单词	exhaust back pressure
释义	exhaust back pressure Encyclopedia 工学排气背压差释 exhaust back pressure排气背压差有气体排放设备（如发动机）出气口的气压与大气压的差值，也就是消声器入口的气压与出口（外界大气压）气压的差值。又称排气背压。
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