| 单词 | bore-stroke ratio |
| 释义 | bore-stroke ratio in Automotive Engineering (bɔr stroʊk reɪʃoʊ) Word forms: (regular plural) bore-stroke ratios noun (Automotive engineering: Design and performance) The bore-stroke ratio is the ratio of bore to stroke. A ratio of 1:1 is referred to informally as square. Your engine's bore-stroke ratio plays a vital part in the way it produces power. The bore-stroke ratio and the cylinder volume affect the exhaust emissions and the fuel consumption ofan engine. Piston stroke may be calculated by using a typical bore-stroke ratio of similar engines to obtain the estimated engine displacement. |
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