Many engineering construction utilize embankment fill, for example: subgrade , abutment, retaining wall, foundation pad , base backfill and so on .是什么意思_Many engineering construction utilize embankment fill, for example: subgrade , abutment, retaining wall, foundation pad , base backfill and so on .在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句