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Insertion hélicoïdal
1987.1023.001
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Insertion hélicoïdal
1987.1023.002
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Insertion hélicoïdal
1987.1023.003
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Insertion hélicoïdal
1987.1023.004
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Insertion hélicoïdal
1987.1023.005
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Insertion hélicoïdal
1987.1023.006
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Insertion hélicoïdal
1987.1023.007
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Insertion hélicoïdal
1987.1023.008
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Insertion hélicoïdal
1987.1023.009
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Insertion hélicoïdal
1987.1023.010