... enhance hydraulic hoses and hose assemblies,The GB/T5568-1994 rubber, plastic hose and flexible hose assemblies hydraulic pulse test without ... 1995 automotive air conditioning with rubber and plastic hose and hose assemblies,The ISO 6805 underground mining in 1994 ... function, for nobody guard,6 different jig for hose and hose assemblies respectively the connection,7. Overtemperature, overpressure alarm ...