The specification defines the test methods on services, functions, performance, electromagnetic compatibility and environmental adaptability and others of 900/1

This Standard defines the technical requirements and test methods for the adaptability of the environment and mechanical stress for mobile telecommunication han

This Standard specifies the method principle, apparatus, sampling and sample preparation, test procedures, results calculation and precision etc. of the coke wi

This Part of YD/T 1460 specifies the definition, product model and marking, requirements, test methods, inspection rules, packaging, transportation, storage of

This Standard specifies the terms and definitions, strength grade, code mark, dimensions, shape, weight and permissible tolerances, technical specifications, te