你能精确看出1PSI的区别?

来源: 方宜于 2013-01-09 16:29:36 [旧帖] [给我悄悄话] 本文已被阅读：次

表本身和你每次测量误差都会有1PSI吧? 你连测几次试试,每次都一样?

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