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为什么带鱼从海里捕上来就会死
更新时间: 2020-10-09 00:00:00  

带鱼是深水鱼,生活在水面下40到50米深处,黄花鱼也是。带鱼是生活在深海里的鱼 ,水越深压强越大,所以带鱼体内的压强和深海中的压强相当。 当带鱼被捕捞上来时,由于外界空气的压强要比带鱼体内小得多,捕网离开水面时,由于空气中的压力过小,突然承受不了这种压力而对鱼体内部造成致命的伤害,如鳔的突然膨胀以致破裂而迅速死亡。

关键词: 为什么 带鱼 海里 上来

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