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核辐射悬移质输沙率计是通过核辐射等新技术来测量含沙量、水深、流速和起点距等多种水文参量,并利用微机现场处理数据,能快速得出全断面输沙率的新型仪器。该仪器曾在黄河汛期与常规的断面积分法比测,求出的对比均方根差为±4.7%,结果符合我国水文规范要求。
Nuclear radiation suspended sediment transport rate is measured by nuclear radiation and other new technologies to measure the amount of sediment, water depth, velocity and starting distance and other hydrological parameters, and the use of computer-site processing data can quickly get the full cross-section sediment transport rate New instrument The instrument has been in the Yellow River flood season and the conventional method of cross-sectional area ratio, calculated from the rms difference of ± 4.7%, the results meet the hydrological requirements of our country.