产品知识 >
|
微 米
|
目 数
|
英 寸
|
|
2000
|
10
|
0.0787
|
|
1680
|
12
|
0.0661
|
|
1000
|
18
|
0.0394
|
|
841
|
20
|
0.0331
|
|
707
|
25
|
0.0280
|
|
595
|
30
|
0.0232
|
|
500
|
35
|
0.0197
|
|
420
|
40
|
0.0165
|
|
354
|
45
|
0.0138
|
|
297
|
50
|
0.0117
|
|
250
|
60
|
0.0098
|
|
210
|
70
|
0.0083
|
|
177
|
80
|
0.0070
|
|
149
|
100
|
0.0059
|
|
125
|
120
|
0.0049
|
|
105
|
140
|
0.0041
|
|
88
|
170
|
0.0035
|
|
74
|
200
|
0.0029
|
|
63
|
230
|
0.0024
|
|
53
|
270
|
0.0021
|
|
44
|
325
|
0.0017
|
|
37
|
400
|
0.0015
|
|
25
|
550
|
0.00099
|
|
20
|
625
|
0.00079
|
|
10
|
1250
|
0.000394
|
|
8
|
1750
|
0.000315
|
|
5
|
2500
|
0.000197
|
|
2.5
|
5000
|
0.000099
|
|
1
|
12000
|
0.0000394
|
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