- Result
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                    2017/08/06 induction heating graphite pipe for optical fibre drawing with 1500 meter per minute speed for 24 h  induction heating graphite pipe for  optical fibre drawing with 1500 meter per minute speed for 24 hours continuously work induction heating graphite pipe for  optical fibre drawing with 1500 meter per minute speed for 24 hours continuously work
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                    2017/08/06 quenching machine line 1500mm for shaft  Quenching Machine Line 1500mm for Shaft Quenching Machine Line 1500mm for Shaft
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                    2017/08/03 1500mm quenching machine line for shaft  1500mm Quenching Machine Line for Shaft 1500mm Quenching Machine Line for Shaft

