Home / Standards / GB/T 28225-2011 GB/T 28225-2011 Active Sampling & verifying method on the number of collapsed or damaged rural dwellings in natural disaster-affected areas 灾区农户住房倒塌或损坏数量抽样核查方法 Standard Type GBT ICS 03.020 CCS A20 Status 现行 Issue Date 2011-12-30 Implementation 2012-04-01 Responsible Dept 应急管理部 Drafting Unit N/A