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管材变形性能的压扁-胀形测试方法

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  • Type of Patent:Invention

  • Application Date:2009-05-01

  • Authorization number:ZL200910072044.4

  • Service Invention or Not:no

  • Application Date:2009-05-01
Address: No.2 Linggong Road, Ganjingzi District, Dalian City, Liaoning Province, P.R.C., 116024 Click:
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