Development and Performance Analysis of Pneumatic Soft-Bodied Bionic Basic Execution Unit

Table 2

Level and coding of test factors in response surface.

Coding	l		h	t			i	N
−1	22	7	14	0.8	1.8	0.3	1.2	9
0	26	9	16	1.0	2.1	0.4	1.3	11
1	30	11	18	1.2	2.4	0.5	1.4	13