alternative air supply造句
造句与例句
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- If the freeflow is caused by freezing it will generally not be corrected except by closing the cylinder valve and allowing the ice to thaw, which requires an alternative air supply to breathe from while the valve is closed.
- Where diving takes place in low risk areas, where the diver may safely make a free ascent, or where a buddy is available to provide an alternative air supply in an emergency, recreational divers usually carry only one cylinder.
- It's difficult to see alternative air supply in a sentence. 用alternative air supply造句挺难的
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