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This standard specifies the model requirements and test methods for the simulation test of airflow distribution in electrostatic p
This standard specifies the types and basic parameters, technical requirements, test methods, inspection rules, marking, packaging
This standard specifies the models and basic parameters, technical requirements, test methods, inspection rules, marking, packagin
This standard specifies the nominal operating conditions of positive displacement refrigeration compressors and units, chillers an
This standard specifies the method of determining the sound power level of noise by sound intensity measurement on site, with engi
JB/T 7664-1995 Compressed air purification terminology JB/T7664-1995 standard download decompression password: www.bzxz.net
This standard specifies the metal surface requirements, painting technical requirements, painting materials, paint colors and pain
JB/T 7663.1-1995 Technical conditions for packaging of positive displacement compressors JB/T7663.1-1995 Standard download decompr