柴油对pm2.5贡献很大。建议自己google一下pm2.5 diesel

来源: BeyondWind 于 2015-03-03 10:55:52 [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.