组合使用关键词、标准类型、状态与 ICS 分类，快速定位所需国家标准。
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GB/T 38206.5-2021
Methods to assess the reliability of pneumatic components—Part 5: Non-return valves, shuttle valves, dual pressure valves (AND function), one-way adjustable flow control valves, quick-exhaust valves
GB/T 38206.4-2021
Methods to assess the reliability of pneumatic components—Part 4: Pressure regulators
GB/T 38146.3-2021
China automotive test cycle—Part 3: Engine
GB/T 38048.2-2021
Surface cleaning appliances—Part 2: Dry vacuum cleaners for household or similar use一Methods for measuring the performance
GB/T 37199.1-2021
Plastics—Polybutene(PB) moulding and extrusion materials—Part 1：Designation system and basis for specifications
GB/T 36271.2-2021
Power installations exceeding 1 kV a.c. and 1.5 kV d.c.—Part 2: d.c.
GB/T 34830.2-2021
Collection specifications for credit information—Part 2: Contents
GB/T 34520.8-2021
Test methods of continuous silicon carbide fibers—Part 8：Oxygen content
GB/T 34015.4-2021
Recovery of traction battery used in electric vehicle—Echelon use—Part 4: Labels for echelon used battery products
GB/T 34015.3-2021
Recovery of traction battery used in electric vehicle—Echelon use—Part 3：Echelon using requirement
GB/T 33863.9-2021
OPC unified architecture—Part 9: Alarms and conditions
GB/T 33863.13-2021
OPC unified architecture—Part 13: Aggregates
GB/T 33863.11-2021
OPC unified architecture—Part 11: Historical access
GB/T 33863.10-2021
OPC unified architecture—Part 10: Programs
GB/T 33521.32-2021
Mechanical vibration—Ground-borne noise and vibration arising from rail systems—Part 32: Measurement of dynamic properties of the ground
GB/T 33047.3-2021
Plastics—Thermogravimetry (TG) of polymers—Part 3: Determination of the activation energy using the Ozawa-Friedman plot and analysis of the reaction kinetics
GB/T 33047.2-2021
Plastics—Thermogravimetry (TG) of polymers—Part 2: Determination of activation energy
GB/T 32125-2021
Treatment and disposal specification for waste hydrochloric acid solution from industrial manufacture
GB/T 31498-2021
Post crash safety requirement for electric vehicle
GB/T 31214.2-2021
Springs—Shot peening—Part 2：Cut wire shot technical specification and testing
