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JB/T 4335-1991 Technical Specifications for Screw Discharge Sedimentation Centrifuge JB/T4335-1991 Standard Download Decompression
This standard specifies the technical requirements, test methods, inspection rules, marking, packaging, transportation and storage
Replaced by JB/T 4333.2-2005 JB/T 4333-1997 Technical conditions for chamber filter press and plate and frame filter press JB/T433
This standard specifies the method for measuring the noise sound power level under free field conditions on a reflecting plane; Ap
JB/T 4329-1997 Volumetric Chiller (Heat Pump) Unit JB/T4329-1997 Standard Download Decompression Password: www.bzxz.net
This standard specifies the grades, requirements, test methods, inspection rules, markings and quality certificates of ductile iro
This standard specifies the requirements, test methods and inspection rules for the painting of electrical equipment products. Thi
This standard specifies the general technical conditions for the assembly of electrical equipment products. This standard applies