Monday, April 3, 2023
Wednesday, November 9, 2022
Monday, June 12, 2023
问题:流域平均降水量计算的常用方法有哪些?各有何优缺点?...
Sunday, November 12, 2023
Sunday, January 7, 2024
问题:我国人均占有水量仅()立方米,只相当于世界人均的1/4,居世界第...
Tuesday, September 13, 2022
Sunday, September 11, 2022
Wednesday, April 24, 2024
Wednesday, April 24, 2024
Sunday, November 12, 2023
问题:对水位流量关系稳定的测站(常测站),每年的流量测次不应少于()次。...
Friday, September 22, 2023
Sunday, January 14, 2024
Sunday, January 14, 2024
Sunday, January 7, 2024
问题:全国水位统一采用的基准面是()A、大沽基面B、吴淞基面C、珠江基面D、黄海基面...
Sunday, January 1, 2023
问题:选择典型暴雨的“对工程不利”原则是指()A、典型暴雨主雨峰靠前B、典型暴雨主雨峰靠后C、典型暴雨主雨峰居中D、典型暴雨雨量较大...
Sunday, December 24, 2023
Sunday, December 17, 2023
问题:编制湿润地区洪水预报方案的使用资料应满足哪些基本要求?...
Sunday, September 11, 2022
问题:人类活动对流域多年平均降水量的影响一般()A、很显著B、显著C、不显著D、根本没影响...
Sunday, January 7, 2024