近日,黄河内蒙古自治区托克托县段出现“流冰花”现象,冰花密度约为20%,较2024年提前7天进入凌汛期。目前黄河头道拐段水位为987.39米,流量达1180立方米/秒,河道行洪条件良好,流量有所提升,未出现冰层拥堵等异常情况。“流冰花”,也称“流凌”,是河流在冬季或气温骤降时,水面开始结冰,形成的碎冰随水流漂移的自然现象。图为黄河托克托县段出现“流凌”。
【编辑:曹淼欣】
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