The wetting deformation of coarse-grained material is a key problem in design of high earth rockfill dam, but it is not solved well so far.是什么意思_The wetting deformation of coarse-grained material is a key problem in design of high earth rockfill dam, but it is not solved well so far.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句