| 单词 | buoyancy control |
| 释义 | buoyancy control After instruction on shore, the pair take us out to sea, to learn buoyancy control, mask clearing and buddy breathing. Times, Sunday Times Photography, buoyancy control, fish identification and the exploration of wrecks are also part of the course. Times, Sunday Times Boat skippers often throw anchors on to reefs rather than use set moorings, and divers with bad buoyancy control can easily break the delicate structures. Times, Sunday Times These include equalizing, buoyancy control, inversion recovery, emergency venting and blowup recovery. Retrieved from Wikipedia CC BY-SA 3.0 These two methods, need special precautions in buoyancy control. Retrieved from Wikipedia CC BY-SA 3.0 |
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