surface supplied diving

underwater diving with breathing gas supplied from the surface

en-GB/ˈsɜːfɪs səˈplaɪd ˈdaɪvɪŋ/
en-US/ˈsɝfɪs səpˈlaɪd ˈdaɪvɪŋ/

دسته بندی ها:

underwater divingactivity