名词
中文翻译：预燃式发动机
同义词：
['pre-ignition engine', 'pre-ignition combustion engine']
例句：
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1.The new precombustion engine has significantly improved the efficiency of our factory's machinery.
新型预燃式发动机大大提高了我们工厂机械的效率。
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2. The precombustion engine is a promising technology for reducing emissions in transportation.
预燃式发动机是一种有前景的技术，用于减少交通运输中的排放。
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3.The development of precombustion engines has been a major focus in recent years due to their potential environmental benefits.
近年来，由于其潜在的环境效益，预燃式发动机的开发成为主要关注点。