1.刀口型直尺:knife straigjht edge
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2.刀口尺: knife straigjht edge
suOWmqLs 3.三棱尺three edges straigjht edge
7b8+"5~ 4.四棱尺four edges straigjht edge
^]rPda# 5.條式和框式水平儀
CcCcuxtR bar form and square levels
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#Z 6.合像水平儀 imaging level meter
tuK2D,6 7鑄鐵平板 cast iron surface plate
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RgRX 8.巖石平板 granite surface plate
ehTrjb3k 9.鑄鐵平尺cast iron straigjht edge
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