茉莉素馨 發(fā)表于 2014-5-26 23:122 a5 D9 `8 c8 |9 R; V
9.2.3 Converting Dimensions to Equal Bilateral Tolerances6 k9 x4 V) D: G, l Q: r9 s6 O
In Fig. 9-2, there were several dimension ...
tedwu 發(fā)表于 2014-5-23 20:57$ L% N9 |% K; I! ^+ y! a
前一種標(biāo)法,尺寸兩側(cè)分別加工成型,如銑或磨削兩個(gè)側(cè)面;后一種標(biāo)法一般用于一個(gè)刀具完成的加工成型,如鉆 ...
檳城6號(hào) 發(fā)表于 2014-5-27 16:02; I" y- B* c2 p, g4 c/ r7 Z* c" I
左圖,尺寸盡量避開20.4$ `/ G5 a; G0 K
右圖,盡量把尺寸避開20.5
茉莉素馨 發(fā)表于 2014-5-26 23:12# c- k0 Z: [, r7 y( {! H, @. |: N' S
9.2.3 Converting Dimensions to Equal Bilateral Tolerances$ k7 N) G" H# |8 ~% ^6 y
In Fig. 9-2, there were several dimension ...
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