通过数值计算和物理模拟两方面发现，在不使用外加动力的情况下，利用钢包内钢液面位置势能的弯水口注流可以在离心室内产生相当强度的旋流。

Besides the stirring forces, the swirling strength may be reinforced by using bending nozzle, which use the height potential energy of molten steel in ladle.

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注：特殊合金结构钢。

Note: Alloy special structural steel.

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注高强度结构钢以下简称高强钢。

Note: The high strength structure steel hereafter referred to as high strength steel.

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