共 7 条
- [1] BRIGHAM GA, 1972, TD1242072 NUSC TECH
- [2] BUTLER JL, 1973, JLB7333 RAYTH CO MEM
- [3] Ehrlich S. L., 1973, U.S. Patent, Patent No. 3732535
- [4] KO SH, 1973, TD1235573 NUSC TECH
- [5] LEBLANC CL, 1970, NL3030 NUSC REP
- [6] LOVE AEH, 1944, TREATISE MATHEMATICA
- [7] MASON WP, 1948, ELECTRO MECHANICAL T