The effect of Re element addition on the nitrogen content in the weld was insignificant due to the oxidization from the early deoxidization stage.

 
  • 而由于稀土元素在先期脫氧中大量氧化,其脫氮效果較弱,稀土元素對熔敷金屬的總含氮量的影響不顯著(zhù)。
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