【摘要】 本文通过对河流断面不同形态的具体测验、计算、分析，得出了流量的测验误差主要决定于测速、测深垂线数多少的结论。更多还原

【Abstract】 Through the measurement, calculation and analysis for different shape of cross sections of river, the arthors obtain the result that the measurement error of the discharge is mainly depended on the numbers of measurement of velocity and the numbers of verfical line of measurement depth in this paper.更多还原