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。
找到 70,494 条
GB/T 46461.2-2025
Information service system of vessel’s emergency positioning based on global navigation satellite system（GNSS）—Part 2: Information protocol for emergency position indicating radio beacon and emergency rescue centre
GB/T 46461.1-2025
Information service system of vessel's emergency positioning based on global navigation satellite system（GNSS）—Part 1: Functional description
GB/T 12668.3-2025
Adjustable speed electrical power drive systems—Part 3: EMC requirements and specific test methods for PDS and machine tools
GB/T 46303-2025
Technical specification for identification of Spirulina (Arthrospira) species
GB/T 46507-2025
Safety of child riding and activities—Child electric scooters
GB/T 18052-2025
Methods of gauging and inspection of casing, tubing and line pipe threads
GB/T 21446-2025
Measurement of natural gas flow by means of standardized orifice meter
GB/T 46423-2025
Technical specification for recovery of venting gas for transmission pipelines
GB/T 46424-2025
Failure analysis method for oil and gas transportation pipeline girth welds
GB/T 46419-2025
Petroleum and natural gas industries—Titanium alloy induction bends
GB/T 46255-2025
Urban public facilities—Electronic fence system—General requirements of construction
GB/T 4833.1-2025
Multichannel analyzers—Part 1: Technical requirements and test methods for pulse amplitude analysis
GB/T 21805-2025
Chemicals—Alga growth inhibition test
GB/T 19862-2025
General requirements for monitoring equipment of power quality
GB/T 20000.3-2025
Rules for standardization—Part 3: Guidelines for referencing standards in regulations
GB/T 46512-2025
Lithium manganese iron phosphate
GB/T 46207-2025
Coding specification for scientific data identification
GB/T 46250-2025
Technical specification for lightning protection of fireworks production enterprises
GB/T 46461.3-2025
Information service system of vessel’s emergency positioning based on global navigation satellite system（GNSS）—Part 3: Performance requirements and test methods for emergency position indicating radio beacon
GB/T 46299-2025
Grain and oil machinery—Continuous-flow/batch type recirculating grain dryer