This standard stipulates the work content and scope of application, technical approaches and procedures, factor selection, data investigation and arrangement, factor score calculation, division and assessment of grades and grades, map compilation, and results analysis for urban land classification and grading in my country. Collation and acceptance, update and application of results, etc. This standard is applicable to the land classification carried out in cities, counties and towns in my country and the land classification work carried out in all cities and towns in my country. The land grading of towns below the county seat and the land grading of independent industrial and mining areas and development zones can refer to this standard.
GB/T 18505-2001 history
2013GB/T 18505-2013 Dynamic balance test method for motor vehicle tyres
2001GB/T 18505-2001 Dynamic balance test method for motor vehicle tyres