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For this reason the cycloid is called the tautochrone .

由于这个缘故，摆线又叫做等时曲线。

Cycloid psychosis with symptoms of schizophrenia .

有精神分裂症症状之急性多态性精神病症。

Design calculation of cycloid rotary pump .

摆线转子泵的设计计算。

Continuous variable cycloid pin gear reducer grading of product quality .

无级变速摆线针轮减速机产品质量分等。

Hence the cycloid is also called the fastest falling line .

所以摆线也称为最速降线。