Name: 简单聊一下汽车上的三元催化器？
Uploaded: 2021-07-30T05:31:03.000Z
Duration: 2 min 34 s
Description: 简单聊一下汽车上的三元催化器？

去检测场验车时偷偷更换的是这玩意吗

拖拉机叫排气管，70年代解放车叫消音器，现在叫三元催化器了，早年百八十元的消音器现在过千块钱了，

我的大众朗逸6年了，这两年故障灯亮，提示三元催化作用过低，我该咋办？

简单聊一下汽车上的三元催化器？

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简单聊一下汽车上的三元催化器？

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