| 单词 | blow-back |
| 释义 | blow-back in Automotive Engineering (bloʊ bæk) noun (Automotive engineering: Vehicle components, Engine, transmission, and exhaust) Blow-back is when the air flow through a carburetor suddenly changes direction. This is often caused by incorrect ignition. The tank design allows full fuel flow from the gas pump directly into the tank withoutblow-back. As the throttle is opened, there is heavy blow-back of fuel from the carburetor air intake. The interruption of flow through the carburetor causes a rebound of the air withconsequent blow-back of fuel from the carburetor entrance. |
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