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II

4

H

2

C

J

J1

6mm

5

6

D

7

N

L

M

K

L

= 100°

= 360°

3m

m

U

T

S

R

Q

P

10

3

m

m

8

O

9

2,5mm

E

D

F

G

3

1

A

B

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