GB/T 39184-2020ROV收放装置/脐带绞车安装与调试规程标准
英文:Code of practice for installation and commissioning of ROV launch and recovery system/umbilical winch GB/T 39184-2020...
英文:Code of practice for installation and commissioning of ROV launch and recovery system/umbilical winch GB/T 39184-2020...