理学 磁-力效应 释 magnetic force microscopy; MFM 磁力显微镜 利用锐利的磁性针尖来扫描磁性样品表面，探测磁性针尖与样品之间的磁性相互作用并以此重构样品表面的磁畴结构的仪器。
计算机硬件 存储设备 释文 modified frequency modulation, MFM 改进调频制 计算机硬件 存储设备 释文 modified frequency modulation, MFM 改进调频制
- open half-plane
- open half-space
- open hearth furnace
- open hearth steelmaking
- open hemisphere
- open herding
- openhole cavity completion technology
- open hole completion
- open hole test
- open-hole well logging
- open immersion
- open inflation
- Open Information Extraction
- open information source
- opening
- opening and cleaning machine
- opening and closing ceremony of the sports meeting
- opening and scutching
- opening area along the border
- opening-door schooling
- opening of a play
- opening of a wedge
- opening of five treaty ports for foreign trade
- opening of Hilbert subspaces
- opening of the Party affairs