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GB/T 22319.11-2018
Measurement of quartz crystal unit parameters—Part 11:Standard method for the determination of the load resonance frequency fL and the effective load capacitance CLeff using automatic network analyzer techniques and error correction
GB/T 17737.115-2018
Coaxial communication cables—Part 1-115: Electrical test methods—Test for regularity of impedance (pulse/step function return loss)
GB/T 17737.200-2018
Coaxial communication cables—Part 1-200: Environmental test methods—General requirements
GB/T 17737.101-2018
Coaxial communication cables—Part 1-101: Electrical test methods—Test for conductor d.c. resistance of cable
GB/T 17737.106-2018
Coaxial communication cables—Part 1-106: Electrical test methods—Test for withstand voltage of cable sheath
GB/T 17737.108-2018
Coaxial communication cables—Part 1-108: Electrical test methods—Test for characteristic impedance, phase and group delay, electrical length and propagation velocity
GB/T 22319.9-2018
Measurement of quartz crystal unit parameters—Part 9:Measurement of spurious resonances of piezoelectric crystal units
GB/T 36073-2018
Data management capability maturity assessment model
GB/T 17737.301-2018
Coaxial communication cables—Part 1-301: Mechanical test methods—Test for ovality
GB/T 17737.314-2018
Coaxial communication cables—Part 1-314: Mechanical test methods—Test for cable bending
GB/T 36072-2018
Surveying and prospecting of active fault
GB/T 17737.318-2018
Coaxial communication cables—Part 1-318: Mechanical test methods—Heat performance tests
GB/T 17737.316-2018
Coaxial communication cables—Part 1-316:echanical test methods—Test for maximum pulling force of cable
GB/T 21412.7-2018
Petroleum and natural gas industries—Design and operation of subsea production systems—Part 7：Completion/workover riser systems
GB/T 17737.105-2018
Coaxial communication cables—Part 1-105: Electrical test methods—Test for withstand voltage of cable dielectric
GB/T 17737.112-2018
Coaxial communication cables—Part 1-112: Electrical test methods—Test for return loss (uniformity of impedance)
GB/T 17737.122-2018
Coaxial communication cables—Part 1-122: Electrical test methods—Test for cross-talk between coaxial cables
GB/T 17737.104-2018
Coaxial communication cables—Part 1-104: Electrical test methods—Test for capacitance stability of cable
GB/T 17737.100-2018
Coaxial communication cables—Part 1-100: Electrical test methods—General requirements
GB/T 36012-2018
Performance criteria and related test methods of mechanical weeding robots
