Home / Standards / GB/T 42417-2023 GB/T 42417-2023 Active Code of practice for assessment of water exchange capacity in sea bay 海湾水交换能力评价技术规程 Standard Type GBT ICS 07.060;13.060 CCS Z 10 Status 现行 Issue Date 2023-05-23 Implementation 2023-09-01 Responsible Dept 自然资源部(海洋) Drafting Unit N/A