1.3×103 Coe 19.35pF 2π×10.7×106 3.4×103 50.6pF 2π×10.7×106 Cs=pCoe+C+P2Cie C: =55.37pF (20)2L13 C=49.61pFCoe 19.35pF 2 10.7 10 1.3 10 6 3 Cie 50.6 pF 2 10.7 10 3.4 10 6 3 C p Coe C p Cie 2 2 2 1 pF f L C 55.37 (2 ) 1 13 2 0 C 49.61pF