CCDF的相关资料：
临近单词
CCD
CCD photodiode sensor
CCD transversal filter
CCD automatic calibration
CCD-diode array detector
CCD - Charge Couple Device
CCD fiber optic taper bonding
CCDSDS Principal Network CCSDS
CCDR Contractor Cost Data Report
CCDN Corporate Consolidation Data Network
CCDC Cambridge Crystallographic Data Centre
