- 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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                    2017/08/04 custom-build d320mm induction coil for producing optical fiber  custom-build D320mm induction coil for producing optical fiber custom-build D320mm induction coil for producing optical fiber

