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冲孔网 |
作者：admin 发布日期：2013-7-23 9:56:40点击：1803 |
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标准尺寸
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孔径
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圆心
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使用面积 %
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30
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.020"
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.045"
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20%
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26
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1/32"
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1/16"
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22%
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|
26
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.033"
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.055" STRAIGHT
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29%
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24
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3/64"
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3/32"
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23%
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26
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.050"
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.066" STRAIGHT
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52%
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26
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050"
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5/64"
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37%
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22
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1/16"
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3/32"
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40%
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22,26
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1/16"
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7/64"
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30%
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20,18
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1/16"
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1/8"
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23%
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22,20
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5/64
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1/8"
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35%
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20,18,16
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3/32
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5/32"
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33%
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22
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.117
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5/32"
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51%
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26-11
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1/8
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3/16"
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40%
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20-16
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5/32"
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3/16"
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63%
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24-14
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3/16"
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1/4"
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51%
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18,11
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3/16"
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5/16"
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33%
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22-16
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1/4"
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5/16"
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58%
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20-14,11
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1/4"
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3/8"
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40%
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|
10
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3/8"
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1/2"
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51%
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18,16,11
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3/8"
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9/16"
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40%
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20,16,14,11
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1/2"
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11/16"
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48%
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|
11
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3/4"
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1"
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51%
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