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The university of michigan industry program of the college of engineering engineering approach to surface damage lectures given at the university of michigan 1958 summer conference course edited by charles lipson professor, mechanical engineering and l.Colwell professor, mechanical engineering august, 1958 ip- 304.
We are a large-scale joint-stock enterprise integrating scientific research, production and sales.Our leading products have crushing equipment, sand making equipment, mobile crusher, etc., Each type of product is with complete specifications. All products have passed ISO9001, CE and GOST international quality system certification.