
Recreational diving services - Safety related minimum requirements for the training of recreational scuba divers Part 1: Level 1 - Supervised diver
出版:International Organization for Standardization

专家解读视频
KS S ISO 24801-1:2007 - Identical
NBR ISO 24801-1:2008 - Identical
SS ISO 24801-1 Ed. 1 (2007) - Identical
NEN ISO 24801-1:2007 - Identical