Home / Standards / GB/T 33892-2017 GB/T 33892-2017 Active Symbols for planning and design of timber logistics 木材物流规划设计符号 Standard Type GBT ICS 65.020 CCS B04 Status 现行 Issue Date 2017-07-12 Implementation 2018-02-01 Responsible Dept 国家林草局 Drafting Unit N/A