The researchfoundthat the shell surface had disordered vibration mark andthethickness of billet becamethinnerfromtopto bottom.

  • 研究发现坯壳外表面振痕紊乱、板坯厚度从上向下逐渐变薄.

  • 网络文摘精选 2025-01-18 10:54:06

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