单词	asymmerical bedding
释义	asymmerical bedding 质不对称层理
随便看	underground engineering survey underground entomology underground entrance underground environment underground eontinuous wall underground equipment undergrounder under-grounder underground erosion undergrounders under-grounders underground excavated tunnel underground filler underground filling underground filling system underground film underground films underground filtration underground filtration field underground excavation underground excavation engineering underground excavation method underground excavation tunnel underground excavation under shallow cover underground excavation under shallow eover