To avoid the disadvantage of the previous fixed mesh method (FEM) for free surface(FS) seepage, a new method: called element\|free method(EFM) for seepage is presented.是什么意思_To avoid the disadvantage of the previous fixed mesh method (FEM) for free surface(FS) seepage, a new method: called element\|free method(EFM) for seepage is presented.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句