Result
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2017/08/02
induction hardening side surface of gear (2)
induction hardening side surface of gear (2)
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2017/08/02
induction hardening side surface of gear (1)
induction hardening side surface of gear (1)
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2017/08/02
induction hardening gear tooth one by one
induction hardening gear tooth one by one
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2017/08/02
induction hardening gear teeth
induction hardening gear teeth
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2017/08/02
induction annealing gear