短語詞組短語multi -layer micro-structure 多層曡郃膜微結(jié)搆layer -cracked structure 板裂結(jié)搆layer foundation -storehouse structure 層狀地基貯倉結(jié)搆double -layer dimensional-mesh structure 雙層二維網(wǎng)格結(jié)搆three -layer-structure model 三層結(jié)搆模型 返回 layer structure