GB/T 40676-2021
PXI Express总线模块通用规范
General specification for PXI Express bus modules
- 实施日期
- 2022-05-01
- ICS 分类
- 17.220
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 40676-2021
General specification for PXI Express bus modules
GB/T 40661-2021
Calibration specification of measurement instrument for power frequency magnetic field
GB/T 40293-2021
Test method for refractive index of infrared optical chalcogenide films
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 20728-2021
Measurement of fluid flow in closed conduits—Guidance to the selection, installation and use of Coriolis flowmeters
GB/T 20485.43-2021
Methods for the calibration of vibration and shock transducers—Part 43: Calibration of accelerometers by model-based parameter identification
GB/T 20485.32-2021
Methods for the calibration of vibration and shock transducers—Part 32: Resonance testing—Testing the frequency and the phase response of accelerometers by means of shock excitation
GB/T 18703-2021
Mechanical vibration and shock—Hand-arm vibration—Measurement and evaluation of the vibration transmissibility of gloves at the palm of the hand
GB/T 4214.15-2021
Test method for noise of household and similar electrical appliances—Particular requirements for electric thermal storage room heaters
GB/T 4214.12-2021
Test method for noise of household and similar electrical appliances—Particular requirements for fan heaters
GB/T 40071-2021
Nanotechnologies—Measurement of the number of layers of graphene-related two-dimensional (2D) materials—Optical contrast method
GB/T 40069-2021
Nanotechnologies—Measurement of the number of layers of graphene-related two-dimensional (2D) materials—Raman spectroscopy method
GB/T 40066-2021
Nanotechnologies—Thickness measurement of graphene oxide—Atomic Force Microscopy (AFM)
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Nanotechnology—Contacting methods for measuring the resistivity of nanomaterials—General rules
GB/T 31838.6-2021
Solid insulating materials—Dielectric and resistive properties—Part 6:Dielectric properties(AC method)—Relative permittivity and dielectric dissipation factor (frequencies 0.1Hz~10MHz)
GB/T 29716.3-2021
Mechanical vibration and shock—Signal processing—Part 3: Methods of time-frequency analysis
GB/T 22394.2-2021
Condition monitoring and diagnostics of machines—Data interpretation and diagnostics techniques—Part 2:Data-driven applications
GB/T 21227-2021
AC loss measurements—Magnetometer methods for hysteresis loss in superconducting multifilamentary composites
GB/T 18216.5-2021
Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c.—Equipment for testing, measuring or monitoring of protective measures—Part 5: Resistance to earth
GB/T 18216.4-2021
Electrical safety in low voltage distribution systems up to 1000V a.c and 1500V d.c—Equipment for testing,measuring or monitoring of protective measures—Part 4:Resistance of earth connection and equipotential bonding