The structure of the crystallizer propeller is the same as that of Marine propeller.

结晶器搅拌桨采用船用螺旋桨结构，桨叶为复杂曲面。

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The structure of the crystallizer propeller is the same as that of Marine propeller.

结晶器搅拌桨采用船用螺旋桨结构，桨叶为复杂曲面。

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