型号 |
a |
b |
c |
d |
e |
f |
开孔 |
be-48 |
48 |
44 |
39 |
17 |
20 |
5.5 |
46x46 |
be-72 |
72 |
66 |
36.5 |
17 |
17.5 |
6 |
68x68 |
be-80 |
80 |
75 |
44 |
14 |
20 |
5 |
76x76 |
be-96 |
96 |
90 |
45 |
17 |
17.5 |
6 |
92x92 |
be-144 |
144 |
136 |
45 |
17 |
20 |
7 |
140x140 |
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