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本文介绍了在５２４１－２Ｄ／ＳＡ型炉中进行定向凝固叶片试制和生产的情况分析了影响凝固特性和柱状晶生长的工艺参数，并论述了如何选定有关参数。
This paper introduces the trial production and production of directional solidification blades in a 5241-2D / SA furnace. The process parameters affecting the solidification characteristics and the columnar crystal growth are analyzed. The relevant parameters are also discussed.