共 9 条
- [1] AVERY LR, 1973, ELECTRONIC COMP 0420, P326
- [2] AVERY LR, 1973, ELECTRONIC COMP 0504, P373
- [3] MURPHY D, 1987, OXFORD POLYTECHNIC I
- [4] AN ELECTRIC-CURRENT TOMOGRAPH [J]. IEEE TRANSACTIONS ON BIOMEDICAL ENGINEERING, 1988, 35 (10) : 828 - 833
- [5] SHEINGOLD DH, 1976, NONLILNEAR CIRCUITS, P203
- [6] SMITH DN, 1984, Patent No. 2138148
- [7] WHEATLEY CF, 1969, NAT ELECT C P, V25, P152
- [8] WITTLINGER H, 1979, DUAL VARIABLE OP AMP, V24, P191
- [9] WONG YJ, 1976, BURRBROWN ELECTRONIC, P71