你能精確看出1PSI的區別?

來源: 方宜於 2013-01-09 16:29:36 [舊帖] [給我悄悄話] 本文已被閱讀：次

表本身和你每次測量誤差都會有1PSI吧? 你連測幾次試試,每次都一樣?

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