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GB/T 18216.1-2021
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 1: General requirements
GB/T 17934.8-2021
Graphic technology—Process control for the production of half-tone colour separations, proof and production prints—Part 8: Validation print processes working directly from digital data
GB/T 17934.7-2021
Graphic technology—Process control for the production of half-tone colour separations, proof and production prints—Part 7: Proofing processes working directly from digital data
GB/T 17934.2-2021
Graphic technology—Process control for the production of half-tone colour separations, proof and production prints—Part 2:Offset lithographic processes
GB/T 17934.1-2021
Graphic technology—Process control for the production of half-tone colour separations, proof and production prints—Part 1: Parameters and measurement methods
GB/T 17909.2-2021
Cranes—Crane operating manual—Part 2:Mobile cranes
GB/T 17751-2021
Survey-evaluation method of energy utilization for transport ships
GB/T 17739.2-2021
Microfilming of technical drawings and other drawing office documents—Part 2：Quality criteria and control of 35mm silver gelatin microfilms
GB/T 17702-2021
Capacitors for power electronics
GB/T 17204-2021
Terminology and classification of alcoholic beverages
GB/T 16828-2021
Bar code for commodity—Global location numbering and bar code marking
GB/T 16754-2021
Safety of machinery—Emergency stop function—Principles for design
GB/T 16458-2021
Terminology for abrasives and abrasive products
GB/T 16137-2021
Methods for estimation of examinee's organ doses in X-ray diagnosis
GB/T 15972.47-2021
Specifications for optical fibre test method—Part 47：Measurement methods and test procedures for transmission characteristics—Macrobending loss
GB/T 15765-2021
Hermetic motor-compressors for room air conditioners
GB/T 15242.4-2021
Dimensions series of rod and piston dynamic seals for hydraulic cylinders—Part 4:Dimensions and tolerances of bearing rings groove
GB/T 15242.3-2021
Dimensions series of rod and piston dynamic seals for hydraulic cylinders—Part 3:Dimensions and tolerances of groove for co-axial seals
GB/T 15109-2021
Terminology of baijiu industry
GB/T 14949.5-2021
Manganese ores一Determination of titanium content一Diantipyrylmethane spectrophotometric method
