短語詞組短語layered joint structure 層狀碎裂結(jié)搆layered d structure 層次結(jié)搆layered soil structure 土層結(jié)搆layered elastic structure 層狀彈性結(jié)搆layered grain structure 層狀晶粒組織vertical layered soil structure 垂直分層土壤結(jié)搆layered network structure 網(wǎng)絡分層結(jié)搆layered optimization structure 分層優(yōu)化結(jié)搆 返回 layered structure