The forced convection was produced by the flow of the liquid through the central opening in the bottom of the internal crucible.
强制性对流是利用金属熔体流过凝固界面上方的内部坩埚底部中心的开孔形成的。
The forced convection was produced by the flow of the liquid through the central opening in the bottom of the internal crucible.
强制性对流是利用金属熔体流过凝固界面上方的内部坩埚底部中心的开孔形成的。
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