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不懂图纸规范的设计师，不是合格设计师！6. 细折断线：0.1-0.13mm 不需画全的断开界线。 2. m：ø10mm(在A3、A4图纸)3. A1-A4：字高4mm(在A0、A1、A2图纸) 字高3mm(在A3、A4图纸)4. B-01--B-04：字高2.5mm(在A0 ...
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