Home / Standards / GB/T 39624-2020 GB/T 39624-2020 Active Technical specification for underwater topographic survey of airborne lidar 机载激光雷达水下地形测量技术规范 Standard Type GBT ICS 07.040 CCS A75 Status 现行 Issue Date 2020-12-14 Implementation 2020-12-14 Responsible Dept 自然资源部(测绘地理) Drafting Unit N/A