OPERATION
LOCATION AND FUNCTION OF KEYS
6 | 8 | 7 | 28 | 29 | 30 15 31 | 32 | 33 | 14 | 13 | 11 |
9 | 1 | 2 | 16 | 12 | 4 | 10 | 17 | 3 | 18 |
Fig.A
5
23 | 22 | 19 | 20 | 21 | 26 | 25 | 27 | 24 |
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| Fig.B |
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8
LOCATION AND FUNCTION OF KEYS
6 | 8 | 7 | 28 | 29 | 30 15 31 | 32 | 33 | 14 | 13 | 11 |
9 | 1 | 2 | 16 | 12 | 4 | 10 | 17 | 3 | 18 |
5
23 | 22 | 19 | 20 | 21 | 26 | 25 | 27 | 24 |
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| Fig.B |
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8