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一种用于海上风机钢桩漂浮运输的密封桩塞器

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First Author:sunjiabin

Disigner of the Invention:崔成梁,于雷,王刚,张铁,yueqianjin,Zhenhuan Zhou,wang zhenyu

Application Number:CN201810800057.8

Authorization Date:2018-07-20

Authorization number:CN108999975A

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