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This standard specifies the method for determining the inlet and outlet temperature, flow rate and resistance of the cold and hot
JB/T 5094-1991 Turbocharger rotor balance test method JB/T5094-1991 standard download decompression password: www.bzxz.net
This standard specifies the method and evaluation criteria for ultrasonic longitudinal wave diameter inspection of bimetallic fric
This standard specifies the technical requirements, inspection rules, marking, packaging, transportation and storage of powder met
This standard applies to the selection and design of exhaust mufflers for gasoline engines with a power of less than 30 kW and a c
JB/T 5140.0-1999 JB/T 5140.1-1999 Technical requirements for magnetic motors JB/T5140.1-1999 Standard download decompression passw
This standard specifies the terms and definitions of magneto motors. This standard applies to magneto motors for small gasoline en
This standard specifies the series of magneto models for small gasoline engines. JB/T 5139-1991 Series of magneto models for small