[Retracted] Prediction Mathematic Model and Influencing Factors of Contact Stress of Cylindrical Gear with Arc Tooth

Table 1

Gear design factor level.

Level order	Tooth width (mm)	Modulus	Pressure angle (°)	Tooth radius (mm)
Level 1	38.83685	2.96737	18.83685	191.8425
Level 2	40	3.2	20	250
Level 3	41.16315	3.43263	21.16315	308.1575