Fuzzy Reliability Analysis and Optimization Design of Hydraulic System of Bale Carrier for Tie Arm Device

Pei Chenghui,Liu Xingyan,Liu Zhigang,Zhang Tong,Li Guoliang

Table 2 AHP judgment matrix scale and its meaning

$a_{ij}$	Meaning
1	$u_{i} is as important as u_{j}$
3	$u_{i} is slightly more important than u_{j}$
5	$u_{i} is obviously more important than u_{j}$
7	$u_{i} is more important than u_{j}$
9	$u_{i} is more important than u_{j}$
one of 2, 4, 6, 8	$T he importance of u_{i} to u_{j} is between the$ $equivalents$