0.27mm 用砂紙比較容易控製，磨掉大概0.3mm/2 就可以了，銼刀不太容易控製。

來源: Shubin 於 2025-06-05 09:19:43 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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