随着北方气温逐渐下降，黄河流域进入凌汛期。位于黄河上游的甘肃刘家峡水库按照黄河防总调度要求，科学精细控制出库流量，确保黄河流域防凌安全。截至11月20日，刘家峡水库坝前水位是海拔1717.89米，已腾出防凌库容19.3亿立方米。新华社发（史有东摄）

                                                                                                                                                                                                                                来源：人民网
                                                                                                                                                                                                                                日期：2023-11-23    景光