感觉很多跟贴还在拖拉机嘟嘟嘟的概念谈柴油发动机车。推柴油机车都是大气污染减排的措施之一了

来源: obamacome 于 2015-08-19 19:16:56 [旧帖] [给我悄悄话] 本文已被阅读：次

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