Drainage error in capillary viscometer efflux flow cup pattern viscometer 毛细管粘度计的流出体积误差溢流杯式毛细管粘度计
Results show that the simulated drainage volume from the field ditch is extremely close to the observed value, and the relative error of annual drainage volume is only 0.4%; 结果表明:模拟的农沟排水量与试验观测值极为接近,年平均排水量误差仅为0.4%;
Relation between filling volume of drainage bag and measurement error 引流袋充盈度与计量误差的关系