double-sided mosaic

mosaic ... cucumber green mosaic 黄瓜绿色花叶病 double-sided mosaic 双面镶嵌幕 faience mosaic 嵌花地砖, 釉陶锦砖 ...

... double-sided impeller 双吸式叶轮 double-sided mosaic 双面嵌镶幕 Double-sided copper-clad laminate 双面覆铜箔层压板 ...