本文阐述了采用非线性规划的坐标轮换法，作为求解混凝土非溢流实体重力坝最优剖面的方法；
The coordinate rotary method of nonlinear programming is described for solving the optimum section of the non-overflow concrete gravity dams.
试验的三种透水率桩坝，其导流效果与实体丁坝群的基本相同，并未因部分透水及形态不同而使其控导作用明显减弱。
Three kinds of permeable pile dikes with different seepage rate are tested, and effect of flow control is basically the same with the spur dike.
试验的三种透水率桩坝，其导流效果与实体丁坝群的基本相同，并未因部分透水及形态不同而使其控导作用明显减弱。
Three kinds of permeable pile dikes with different seepage rate are tested, and effect of flow control is basically the same with the spur dike,.
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