
RECREATIONAL DIVING SERVICES - REQUIREMENTS FOR THE TRAINING OF RECREATIONAL SCUBA DIVERS - PART 2: LEVEL 2 - AUTONOMOUS DIVER (ISO 24801-2:2014)
出版:Asociacion Espanola de Normalizacion

專家解讀視頻
RECREATIONAL DIVING SERVICES - REQUIREMENTS FOR THE TRAINING OF RECREATIONAL SCUBA DIVERS - PART 2: LEVEL 2 - AUTONOMOUS DIVER (ISO 24801-2:2014)
出版:Asociacion Espanola de Normalizacion
專家解讀視頻