【摘要】 本文首先分析了内部与表部土层生成排水边界时的渗流方向并提出了绝对与相对排水边界的概念;然后分别讨论了 绝对与相对排水边界的识别标准。更多还原

【Abstract】 The seepage directions in internal and surficial soil layers as drainage boundaries are analyzed, and two kinds of drainage boundary, absolute and relative drainage boundary.are proposed firstly .Then, the criteria for the identification of absolute and relative drainage boundary are discussed respectively.更多还原