Unverified75% confidenceTradeoffTime unknown
全干式顶阀设计可在潜入水面时有效阻断进水,适合初学者或不擅长清管的浮潜者,但对有经验的潜水者而言顶阀增加了呼吸阻力。
1
Sources
75%
Confidence
Long-term
Relevance
-
First Seen
Sources
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