On the basis of experimental data of air concentration and velocity, the discharge of each transverse section is got by means of stereometry.
依据测量所得的掺气浓度与流速资料，采用分段求和的方法得到的断面统计流量与实际流量的误差很小，表明测量结果是可靠的。
On the basis of experimental data of air concentration and velocity, the discharge of each transverse section is got by means of stereometry.
依据测量所得的掺气浓度与流速资料，采用分段求和的方法得到的断面统计流量与实际流量的误差很小，表明测量结果是可靠的。
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