n.(拍摄文件等用的)缩微胶卷;
英文例句/中文翻译:
Development and Application of A New Kind of Microfilm Grating Sensor
新型缩微计量光栅传感器开发与应用
Microfilm secret papers, bank accounts, etc.
用缩微胶卷拍摄秘密文件、银行帐目等。
Microfilm exposed and developed daylight color film processor
缩微胶片,已曝光和显影日光彩色胶片冲洗机