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为什么刚启动发动机声音有点大,启动一会声音就变小了?
为什么刚启动发动机声音有点大,启动一会声音就变小了?
2025-04-08 03:37:45
推荐回答(1个)
回答(1):
换个简单的说法,发动机停了一晚上了,金属表面的润滑油膜不是很薄就是没有了,需要润滑,另外发动机刚开始工况温度不够,过一会相对好了就声音小了,所以建议先自检,但这个毕竟是个长期的活,一时半载看不出来什么
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