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# 准确率

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    灰灰 2026-05-20 进行了提
    有些台风、暴雨来之前,预警提前好几天就发了,能做足准备。但有时候一场突然的暴雨,预报和预警都来得很仓促,等收到消息雨已经下大了。极端天气的预测难度是不是跟普通天气预报不一样,为什么有些能提前预判,有些来得猝不及防?
    0 赞同 1 回答
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    王越 2026-05-20 进行了提
    早上出门前特意看了天气预报,显示今天全天晴,降水概率5%。想着不用带伞,结果下午两点突然下起暴雨,整个人淋得透湿。回家再看APP,预报已经更新成午后雷阵雨了。明明早上看的时候说晴天,这种临时变卦是怎么回事,是预报本身不准还是天气变化太快?
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    太宰治 2025-09-09 进行了提
    抽血验孕的准确率是多少?结果中怀孕和未怀孕的数值比例通常如何?
    0 赞同 6 回答
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    事事顺心 2024-09-06 进行了提
    咽拭子检测准确率高吗
    0 赞同 1 回答