片语
double closed loops structure双闭环结构
hexagonal closed packed structure六角密积结构
closed feliation structure闭合叶理构造
closed loop structure determination闭环结构的确定
closed flux structure闭合磁通量结构
closed hexagonal structure密排六方结构
closed communication structure闭路通讯结构
Closed Cell Structure气囊式膜结构
closed foliation structure闭合叶理构造