學習了!我的絕對與行駛速度相關，低高速時無噪音。晚上檢查exhaust manifold時，同時試試空擋踩油門。謝謝!

来源: sillywoman 于 2020-12-22 12:56:11 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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