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 28387.2-2012
Safety requirements for the design and construction of printing and paper converting machines - Part 2: Printing、varnishing machines and pre-press machinery
GB/T 25749.8-2012
Safety of machinery - Evaluation of the emission of airborne hazardous substances - Part 8: Room method for the measurement of the pollutant concentration parameter
GB/T 28387.4-2012
Safety requirements for the design and construction of printing and paper converting machines - Part 4: Bookbinding, paper converting and finishing machines
GB/T 25749.5-2012
Safety of machinery - Evaluation of the emission of airborne hazardous substances - Part 5: Test bench method for the measurement of the separation efficiency by mass of air cleaning systems with unducted outlet
GB/T 28387.1-2012
Safety requirements for the design and construction of printing and paper converting machines - Part 1: Common requirements
GB/T 28387.5-2012
Safety requirements of the design and construction of printing and paper converting machines - Part 5：Machines for the production of corrugated board and machines for the conversion of flat and corrugated board
GB/T 25749.9-2012
Safety of machinery - Evaluation of the emission of airborne hazardous substances - Part 9: Decontamination index
GB/T 25749.7-2012
Safety of machinery - Evaluation of the emission of airborne hazardous substances - Part 7: Test bench method for the measurement of the pollutant concentration parameter
GB/T 25749.6-2012
Safety of machinery - Evaluation of the emission of airborne hazardous substances - Part 6: Test bench method for the measurement of the separation efficiency by mass of air cleaning systems with ducted outlet
GB/T 28386-2012
Noise measurement methods for printing, paper converting, paper making machines and auxiliary equipment - Accuracy grades 2 and 3
GB/T 28372-2012
Ferroalloys - Sampling and preparation of samples-General rules
GB/T 28371-2012
Ferroalloys - Experimental methods for checking the precision of sample division
GB/T 28369-2012
Ferroalloys - Experimental methods for the evaluation of the quality variation and methods for checking the precision of sampling
GB/T 28289-2012
Test methods for composite performances of aluminium alloy thermal barrier profiles
GB/T 28287-2012
Foot protection - Test method for footwear slip resistance
GB/T 28281-2012
Plain bearings - Quality characteristics - Statistical process control (SPC)
GB/T 28267.1-2012
Steel cord conveyor belts - Part 1: Design,dimensions and mechanical requirements for conveyor belts for general use
GB/T 239.2-2012
Metallic materials - Wire - Part 2: Reverse torsion test
GB/T 239.1-2012
Metallic materials - Wire - Part 1: Simple torsion test
GB/T 20456-2012
Forestry machinery - Portable chain-saws - Non-manually actuated chain brake performance