Causes of DWTT specimen failure for medium thickness pipe are material brittleness addition and V-shape nick.

  • 简单分析了中厚壁钢管产生DWTT无效试样的原因是材料脆性增加和试样V形缺口.

  • 互联网摘选 2025-01-20 13:37:56

    • 相关例句
    精确
    • 模糊
    • 词首
    • 词尾
    • 词义
    • 例句