文章阐述了生态型水工保护的原则，从缓坡、陡坡、沟头、冲沟、汇水塬、护坡、崾岘的处理等方面，介绍了生态型水工保护技术。
This paper describes the principles of ecotype hydraulic protection and related treatment techniques for gentle slope, steep slope, gully head, scouring gully, water catchment area and revetment.
提出了椭圆型缓坡方程的一种并行数值模拟方法，并在微机群集并行系统上进行了数值实现。
A parallel solution method is proposed for the simulation of the elliptic mild slope equation and implemented on a personal computer cluster.
使用抛物型缓坡方程和修改抛物型缓坡方程研究了双圆形浅滩地形的波浪折射绕射。
Parabolic mild slope equation and modified mild slope equation are applied to solve refraction diffraction of waves over twain circular shoal.
将波浪辐射应力与抛物型缓坡方程中的待求变量联系起来，提出了一种计算辐射应力的新方法，并用有限差分法对控制方程进行了数值求解。
A new method for the solution of wave radiation stresses is proposed by linking wave radiation stresses with the variables in the parabolic mild-slope equation.
数值计算的结果表明，该数值模型可有效地应用于双曲型缓坡方程的数值求解。
The numerical results show that the numerical model used in the paper can be effectively used in the numerical simulation of the hyperbolic mild slope equation.
断阶型缓坡坡折带控制着扇三角洲沉积体系的形成和分布；
The gentle slope type slope break belt controlled the development of the fan delta system.
断阶型缓坡坡折带控制着扇三角洲沉积体系的形成和分布；
The gentle slope type slope break belt controlled the development of the fan delta system.
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