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尺寸表：(TYPE：B)
|
DN
|
1/2
|
3/4
|
1
|
11/4
|
11/2
|
2
|
21/2
|
3
|
4
|
5
|
6
|
|
A
|
14
|
19
|
24
|
28
|
35
|
48
|
58
|
72
|
98
|
122
|
145
|
|
B
|
52
|
52
|
64
|
72
|
73
|
80
|
90
|
94
|
101
|
102
|
118
|
|
E
|
32
|
32
|
40
|
48
|
49
|
54
|
59
|
60
|
62
|
62
|
72
|
|
G
|
53
|
54
|
61
|
79
|
83
|
94
|
109
|
130
|
158
|
184
|
219
|
