型号

尺                                 寸 

H

t

S

a

α

α1

β

e

HCM1612

12.0

7.0

4.0

1.0

30°

15°

2°30'

0.5

HCM1616

16.0

15.0

6.0

2.0

37°

19°

15°

1.0

HCM1620

20.0

16.0

8.0

3.0

63°

52°

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