Monday, October 2, 2023
Sunday, September 11, 2022
Friday, March 8, 2024
问题:灌溉水源(water sources for irrigation)...
Monday, January 8, 2024
问题:()应当建立健全工程质量安全管理制度,对工程质量安全负责,并公示工程建设情况A、农田水利工程管理单位B、水行政主管部门C、农田水利工程建设单位D、农田水利工程投资方...
Monday, January 8, 2024
Sunday, February 11, 2024
Sunday, February 11, 2024
Sunday, February 11, 2024
问题:何为水力最优断面?为什么水力最优断面适用于小型渠道,而不适用于大中型渠道?...
Tuesday, May 7, 2024
Sunday, October 8, 2023
Tuesday, May 7, 2024
Monday, December 11, 2023
Sunday, February 11, 2024
Monday, January 8, 2024
Sunday, June 11, 2023
Monday, January 8, 2024
Wednesday, September 13, 2023
问题:固结灌浆(consolidation grouting)...
Sunday, September 11, 2022
Friday, March 8, 2024