The voltage distribution of several position combinations of the two grading rings is calculated and compared, and the best position combination is selected.
计算并对比两个屏蔽环多个位置组合的电压分布，选取最优的位置组合。
2
The inverse grading of solid particles in debris flow effects the velocity distribution along the vertical the state of motion and the impulse on structure is an important problem.
泥石流固体颗粒级配倒置，影响流速垂线分布、流态与冲击力，是一个十分重要的问题。
3
The effect of maximum diameter, gradingdistribution and crushing index of coarse aggregate on flexural strength of concrete is investigated through experiments.