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发表于2024-11-10
Scuba Diving pdf epub mobi txt 电子书 下载 2024
Scuba Diving includes:
-Cleasr, Practical guidance on choosing and using equipment
-Aqualung diving techniques
-An introduction to the underwater environment
-Diving planning and record keeping
-Information on trainning organizations and how to choose the one that is best for you
Colin Brittain has been diving for many years, and is an Open Water Instructor. He dives and trains on a regular basis, and has a special interest in wreck diving to explore vessels from WWII.
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Scuba Diving pdf epub mobi txt 电子书 下载 2024