Subsurface yuav npaj thiab khiav ib zaug xwb- thiab multi-tank dives siv cua, Nitrox los yog TriMix.
Kaw
Kev khiav hauj lwm trade-free operating
Subsurface yuav npaj thiab khiav ib zaug xwb- thiab multi-tank dives siv cua, Nitrox los yog TriMix.