After the derivation of the Saint-Venant Equations, water level and discharge of each cross-section are derived by the recursion method and the principle of water balance.
对圣维南方程组进行离散后，用追赶法对各河道进行演算，由水量平衡原理对各结点进行计算，就可求得河道各断面的水流情况。
This article studies variable cross-section channel's influence to the thruster's discharge stability from various angles.
从多个角度研究了变截面通道对推力器放电稳定性的影响。
The experiment research find that variable cross-section channel has a certain impact on the stability of the thruster's discharge;
实验研究发现变截面通道影响推力器的放电稳定性；
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