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尺寸標(biāo)注,,有必要這樣標(biāo)嗎,? |
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點(diǎn)評(píng)
其實(shí)我知道右圖標(biāo)的用途,,我就是想知道大家普遍怎么做的,為我的“偷懶”找個(gè)理由,,呵呵
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點(diǎn)評(píng)
照我的意圖是畫中心線在加工的,可是我估計(jì)車間不一定這樣做,,不畫中心線做容易做偏,,我覺得,你們說呢
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