理学 计算机输入输出设备 释 magnetic card machine 磁卡机 一种读写磁卡数据的设备，可以实现对磁卡数据的读取和写入。
计算机硬件 输入输出设备 释文 magnetic card machine 磁卡片机
- minimal model program (MMP); Mori MMP
- minimal network
- minimal non P-groups
- minimal normal subgroup
- minimal operator
- minimal orbit
- minimal orbit closure
- minimal order dynamic compensator
- minimal order observer
- minimal pair
- minimal parabolic subalgebra
- minimal parabolic subgroup
- minimal path set
- minimal period
- minimal point
- minimal polynomial
- minimal polynomial of a matrix
- minimal positive period
- minimal predicate calculus
- minimal prime divisor
- minimal prime ideal
- minimal principle
- minimal process
- minimal projection
- minimal projective presentation