. .
-720, -119, -717, -059, -759 , -724, -059.
, , , , . , , ( , .). .
UM-50 UM-55 .
UM-50 UM-55 - , , . , , , .
UM-50 UM-55 , ; , (. ), , , .
UM-50 UM-55
( K) 53-55
(43-45) 54-57
(44-46) GB/T3401-2007
22,000 27,000 Honghui M
() <0.5 <0.5 Honghui M
(%) ≤1.0 ≤1.0 GB/T2914-1999
(/) ≥0.60 ≥0.60 GB/T3402
MEK: (1:1)
25%
83-85 85-87 Q/320205AHAD05-2009
14-16 12-14
: , 25 .