
Recreational diving services - Requirements for the training of recreational scuba divers Part 2: Level 2 - Autonomous diver (ISO 24801-2:2014)
出版:German Institute for Standardisation (Deutsches Institut für Normung)

专家解读视频
Recreational diving services - Requirements for the training of recreational scuba divers Part 2: Level 2 - Autonomous diver (ISO 24801-2:2014)
出版:German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频