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GB/T 42534.2-2023
流体传动系统及元件 参考词典规范 第2部分:气动产品类与特性的定义
Fluid power—Specification of reference dictionary—Part 2:Definitions of classes and properties of pneumatics
GB/T 27698.1-2023
Test methods for the performance of heat exchangers and heat exchange elements—Part 1:General requirements
GB/T 42687-2023
Ships and marine technology—Marine cranes—Noise limits and measuring method
GB/T 42596.1-2023
Machine tools safety—Presses—Part 1: General safety requirements
GB/T 14034.4-2023
Connections for hydraulic fluid power—Metallic tube connectors—Part 4: 60° cone connectors
GB/T 42596.3-2023
Machine tools safety—Presses—Part 3: Safety requirements for hydraulic presses
GB/T 43593-2023
Ferrite cores—Standard inductance factor for gapped cores and its tolerance