你真是一点概念没有。鱼雷用的是被动声纳追踪敌舰声音，而不是主动声纳，哪里来的回波？

来源: 天青水蓝于 2026-03-05 15:30:21 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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