فرهنگ لغات غواصی
J/K/LJValve –Tank valve that contains a spring loaded valve that shuts off a divers air supply at Approx. 300psi . KValve a simple on / off tank valve. Lift bag after being tied to an object to be lifted, the bag is inflated and will start to rise. Liveaboard a dive boat with sleeping and eating accommodations.