The complex internal flow has made volute to be one of the component costing most loss.

蜗壳内部的流动现象十分复杂，是损失最大的元件之一。

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Based on the numerical results, the internal flow field was analyzed with the emphasis on flow loss. The analysis is very valuable for torque converter design.

基于计算结果，从流场损失的角度对变矩器内流场进行了细致的分析，为提高变矩器设计水平提供了有力的理论依据。

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