黄河河口段罗家屋予以下为游蕩性河段,河面寬十余公里,(氵义)流串沟纵横,水流湍急,大船进不去,小舢板进去頂不住流,每测一次断面要費很多人力、物力和时間,还难保证资料的完整。罗家屋子以上为弯曲性河段,深水部分用机船施测,一个断面五至十分钟即可测完,淺水部分用小舢板施测,一个断面也要一小时左右才能测完,两船配合不起来,既浪费人 The Luohe estuary of the Yellow River Estuary is given the following wandering river, with a river width of more than 10 kilometers. The water flow rapids criss-cross the river, and the large ships can not enter. To spend a lot of manpower, material and time, but also difficult to ensure the integrity of the information. Luo house above the bend of the river, deep water part of the boat test, a cross-section of five to ten minutes to finish, the shallow part of the small plate test, a section also have about an hour to finish, The two boats do not work together to waste people