主要器件如下 Library Component Count : 89 Name Description Fiducial Fiducial mark. There is nothing to buy or mount. GA355QR7GF222KW01L CAP, CERM, 2200 pF, 250 V, +/- 10%, X7R, 2220 GRM21BR71H105KA12L CAP, CERM, 1 礔