a flat sheet of microfilm bearing miniature page images

• used to store many pages in a compact grid layout

含有页面微缩影像的平片式微缩胶片

• 以网格式紧凑排列存储大量页面

the storage medium or system using such sheets

• especially for archiving and retrieval in libraries or offices

利用此类片张进行存储的介质或系统

• 尤用于图书馆或办公室的归档与检索