偶一般多打5 psi，省油，雖然technician 建議偶多打8psi。

來源: 130131 於 2013-01-09 14:10:59 [舊帖] [給我悄悄話] 本文已被閱讀：次

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偶 一般多打5 psi，省油，雖然technician 建議偶多打8psi。