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                专利证书

                2020年08月17日

                经过多年的自主创新,公司目前已经拥有近百项专利技术,这些研发专利形成的产品已经在航空航天、电力、石油石化、汽车制造、水泥、交通、冶金等各行☆业得到广泛应用。


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