名词
中文翻译：无声预燃
同义词：
['quiescent preignition', 'silent pre-ignition例句：1. The new engine model has a silent preignition system that prevents the engine from starting until the fuel pressure is stable.（这款新型发动机模型采用了一种无声预燃系统，可以在燃油压力稳定之前防止发动机启动。）']
例句：
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1. The new engine model has a silent preignition system that prevents the engine from starting until the fuel pressure is stable.
这款新型发动机模型采用了一种无声预燃系统，可以在燃油压力稳定之前防止发动机启动。
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2. During testing, we noticed that the silent preignition feature of the engine reduced noise levelsby up to 30%.
在测试过程中，我们发现发动机的无声预燃功能将噪音水平降低了高达30%。
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3.The engineers were working on improving the silent preignition system to reduce emissions and improve fuel efficiency.
工程师们正在努力改进无声预燃系统，以减少排放并提高燃油效率。