The Construction Of Facilities And Equipment For The Construction Of Hydrological Inspection Base Of Fugu Survey Bureau Of The Yellow River Water Conservancy Commission And Three National Basic Hydrological Station Upgrade Projects (Jiajiagou, Xinmiao, Hongjianao) In The Middle-Stream Survey Area Of ​​The Yellow River Water Conservancy Commission And The Construction Of Civil Engineering Projects (Jiajiagou, Xinmiao, Hongjianao) In The Middle-Stream Survey Area Of ​​Jiajiagou And Xinmiao) In The Construction Of 3 National Basic Hydrological Stations (Jiajiagou, Xinmiao, Hongjianao) In The Middle-Stream Survey Area Of ​​Jiajiagou And Xinmiao) In The Construction Of 3 National Basic Hydrological Stations (Jiajiagou, Xinmiao, Hongjianao) In The Construction Of Civil Engineering Projects