1) river water sarface curve
河道水面曲线计算
2) flow profiles in river
河道水面线
1.
After introducing various uncertain factors including a stochastic initial condition,a stochastic coefficient and a stochastic input term into calculating program of flow profiles in river, a stochastic differential equation is established.
将各种不确定性因素（包括随机初值条件、随机系数和随机作用项等）引入河道水面线的推求过程，建立了计算河道水面线的随机微分方程。
3) water surface curves of natural watercourse
天然河道水面线
1.
The shortcomings of the traditional methods that trial-and-error method, approximate solution and iteration method were used to compute the water surface curves of natural watercourses resulting in large amount of calculations, low precise and complex resolving problems.
传统的计算天然河道水面线的方法是试算法,迭代法和图解法等,这些方法的缺点是计算量大、精度不高,无法控制全河段误差,将其看作是全河段总计算误差,即一复杂非线性优化最小问题,运用实数编码的加速遗传算法求解天然河道水面线。
4) calculation of water surface profile
水面线计算
1.
Determination of the resistance factor is pivotal in calculation of water surface profile of rapids reach.
急流滩的水面线计算中,滩段阻力系数确定是计算的关键。
5) hydrostatic calculations
静水力曲线计算
6) calculation of side channel water surface line
侧槽水面线计算
补充资料：河道洪水演进(见河道洪水演算法)
河道洪水演进(见河道洪水演算法)
neaao non郎hUi河道洪水演进yanJ县n 见河道洪水演算法。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条