geomorphy

The processes that are both artificial denudation and artificial accumulation to original geomorphy were uninterrupted, and original geomorphy was eroded by floodwater.

我国绝大多数挡水工程仍是各种土料堆筑而成,它们在抵御洪水突袭时,常有渗漏穿发生而使人措手不及。

The paleo-geomorphy before the sedimentary of the Permian formation is recovered with the Moulage method, then the karst geomorphy unit is partitioned.

采用印模法恢本区二叠系沉积前的古地貌，划分地貌单元，古地貌恢表明，研究区古地貌总体表现为起伏不大，西高东低，相对高差最大约130米。