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GB/T 41980.3-2024
液压传动 系统和元件中压力波动的测定方法 第3部分:液压马达
Hydraulic fluid power—Determination method of pressure ripple levels generated in systems and components—Part 3: Hydraulic motors
GB/T 44050.3-2024
Hydraulic fluid power—Determination of fluid-borne noise characteristics of components and systems—Part 3: Measurement of hydraulic impedance
GB/T 44512-2024
Inspection and test specifications of large-scale amusement device—Ultrasonic stress testing
GB/T 44508-2024
Wind energy generation systems—Specification for ring forgings of wind turbines
GB/T 14271-2024
Test method for the yield of greasy wool and raw cashmere—Oil pressure method
GB/T 22838.5-2024
Determination of physical characteristics for cigarettes and filter rods—Part 5: Cigarettes draw resistance and filter rods pressure drop