Study on Vibration Characteristics of Polishing Rod for Polishing Aeroengine Blade with Abrasive Cloth Wheel

Table 1

Test factors and horizontal distribution.

Factors		Levels
		1	2	3
1	N	4000	6000	8000
2		0.6	1.0	1.4
3		100	200	300
4		240	400	600