短語詞組短語compaction -pile method 擠密樁法dynamic compaction gravel pile 強(qiáng)夯碎石樁bored compaction pedestal pile 擠擴(kuò)支盤樁compaction gravel pile 擠密碎石樁compaction sand pile 擠密砂樁soil compaction during pile driving 沉樁擠土vibro -compaction granular pile 振動(dòng)擠密砂石樁 返回 compaction pile