
Recreational Diving Services - Requirements For The Training Of Recreational Scuba Divers - Part 2: Level 2 - Autonomous Diver (iso/dis 24801-2:2012)
出版:German Institute for Standardisation (Deutsches Institut für Normung)

專家解讀視頻
Recreational Diving Services - Requirements For The Training Of Recreational Scuba Divers - Part 2: Level 2 - Autonomous Diver (iso/dis 24801-2:2012)
出版:German Institute for Standardisation (Deutsches Institut für Normung)
專家解讀視頻