China Method of measuring GB Standards Search Result

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	GB/T 44042-2024 Method for measuring underwater radiated noise of ships - 英文版
	GB/Z 43998-2024 Nanotechnology - Methods for measuring the concentration of nanoscale carbon black and amorphous silica in the air of mixed dust manufacturing environments - 英文版
	GB/T 40344.3-2024 Vacuum technology - Standard methods for measuring the performance of vacuum pumps - Part 3: Specific parameters for mechanical booster pumps - 英文版
	GB/T 43944-2024 Ship interior materials =Measuring method for weighted sound insulation index of materials - 英文版
	GB/T 43820-2024 Methods for measuring the diffraction efficiency of imaging diffractive optical elements - 英文版
	GB/Z 6113.404-2023 Specification for radio disturbance and immunity measuring equipment and measurement methods Part 4-4: Uncertainty, statistics and limit value modeling Statistics of complaints and limit value calculation model for the protection of radio services - 英文版
	GB/T 43073-2023 Pneumatics - Test method for measuring sound pressure levels of exhaust mufflers - 英文版
	GB/T 27431-2023 Conformity assessment Methodological guidance for period verification of measuring equipment - 英文版
	GB/T 17899-2023 Corrosion of metals and alloys Potentiometric method for measuring the pitting corrosion potential of stainless steel in sodium chloride solution - 英文版
	GB/T 20320-2023 Wind power generation systems - Methods for measuring and evaluating electrical characteristics of wind turbines - 英文版
	GB/T 42741-2023 Method for measuring electromagnetic parameters of solid materials using the free-space method - 英文版
	GB/T 42552.1-2023 Acoustics - Laboratory method for measuring impact sound improvement of cladding with small slab modules - Part 1: Heavy dense slabs - 英文版
	GB/T 7922-2023 Method for measuring the color of lighting sources - 英文版
	GB/T 17346-2023 Method for measuring the position and size of the pedals of automobiles - 英文版
	GB/T 2523-2022 Method for measuring surface roughness, peak number and waviness of cold-rolled metal sheet and strip - 英文版
	GB/T 41572-2022 Measuring method of main parameters of pulsed laser in time domain - 英文版
	GB/T 6113.402-2022 Specifications for radio disturbance and immunity measuring equipment and methods of measurement - Part 4-2: Uncertainty, statistics and limit value modeling Uncertainties of measuring equipment and facilities - 英文版
	GB/T 21404-2022 Internal combustion engines - Methods of determining and measuring engine power - General requirements - 英文版
	GB/T 41894.3-2022 Ships and Offshore Technology Determination of Shaft Power in Ship Propulsion Systems by Measuring Shaft Deformation Part 3: Elastic Vibration Method - 英文版
	GB/T 41894.2-2022 Ships and marine technology - Determination of shaft power in ship propulsion systems by measuring shaft deflection - Part 2: Optical reflection method - 英文版
	GB/T 13789-2022 Method for Measuring Magnetic Properties of Electrical Steel Strip (Sheet) with Single Chip Tester - 英文版
	GB/T 3655-2022 Method for Measuring Magnetic Properties of Electrical Steel Strip (Sheet) Using Epstein Square - 英文版
	GB/T 40611-2021 Plastics—Determination of aerobic biodegradation of non-floating plastic materials in a seawater/ sandy sediment interface—Method by measuring the oxygen demand in closed respirometer - 英文版
	GB/T 40503-2021 Measuring methods of secondary coal slime content in coal preparation plant - 英文版
	GB/T 40320-2021 Measuring method for mechanical melting temperature of aluminum alloy - 英文版
	GB/T 20081.3-2021 Pneumatic fluid power—Compressed air pressure regulators and filter-regulators—Part 3:Alternative test methods for measuring the flow-rate characteristics of pressure regulators - 英文版
	GB/T 40139-2021 Measuring method for surface areas of materials—Three dimensional area measurement base on hyperspectral imaging - 英文版
	GB/T 40007-2021 Nanotechnology—Contacting methods for measuring the resistivity of nanomaterials—General rules - 英文版
	GB/T 12190-2021 Method for measuring the shielding effectiveness of electromagnetic shielding enclosures - 英文版
	GB/T 9966.9-2021 Test methods for natural stone—Part 9: Determination of the dynamic modulus of elasticity by measuring the fundamental resonance frequency - 英文版

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