名词
中文翻译：辛烷值
同义词：
['octane number', 'octane rating']
例句：
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1. The test results show that the new engine has a higher octane value than the old one.
测试结果显示，新引擎的辛烷值比旧引擎高。
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2. The gasoline used in this car has a high octane value, which makes it easierto start and more efficient.
这款汽车使用的汽油辛烷值高，使得启动更容易且更高效。
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3. The octane value of the fuel is an important factor in determining its performance.
燃料的辛烷值是决定其性能的重要因素。