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 34879-2017
Geometrical product specifications (GPS)—Metrological characteristics and guide to uncertainty of measurement for optical confocal microscopes
GB/T 34878-2017
Vacuum technology—Valves—Leak test
GB/T 34877.3-2017
Industrial fans—Determination of fan sound power levels under standardized laboratory conditions—Part3:Enveloping surface methods
GB/T 34876-2017
Vacuum technology—Vacuum gauges—Evaluation of the uncertainties of results of calibrations by direct comparison with a reference gauge
GB/T 34875-2017
Shaft sealing systems for centrifugal and rotary pumps
GB/T 34874.3-2017
Geometrical product specifications (GPS)—X-ray three dimensional size measuring machines—Part 3：Acceptance and reverification tests
GB/T 34873-2017
Vacuum gauges—Calibration by direct comparison with a reference gauge
GB/T 34872-2017
Technical requirement of hydrogen supply system for proton exchange membrane fuel cells
GB/T 34871-2017
Inspection specification of protection relay in smart substationt
GB/T 34870.1-2017
Super capacitors—Part 1:General
GB/T 34869-2017
Metal-oxide varistor for the protection of series compensation capacitor banks sets
GB/T 34868-2017
General specification for remanufacturing of waste copiers ,printers and duplicators
GB/T 34867.1-2017
Procedures for measurement and verification of motor-system energy-savings—Part 1: Test procedures on working site for energy efficiency of motor
GB/T 34866-2017
Vanadium flow battery—Safety requirements
GB/T 34865-2017
Capacitors for high voltage direct current transfer switches
GB/T 34864-2017
General specification for switched reluctance motor
GB/T 34863-2017
Technical specifications for water turbine in cooling tower
GB/T 34862-2017
Test methods for determining quantities of equivalent circuit diagrams for three-phase low-voltage cage induction motors
GB/T 34861-2017
Specific methods for determining separate losses of large machines from tests
GB/T 34860-2017
General specification for slotless permanent-magnet motor
