A -- Advanced mathematics B -- Experiment of college physics
C -- Linear algebra D -- Fundamentals of law
E -- Information searches F -- Satellite communications
G -- Specialty english H -- Microwave technique
I -- Theory of circuitry J -- Signal & linear system
K -- Metalworking practice L -- Electrical engineering practice
M -- Principle of microcomputer N -- Moving communication
O -- Basis of software technique
信息检索 ( )高等数学