词汇	gamma densitometer
释义	gamma densitometer γ密度计
随便看	phase locking circuit phase-locking circuit phase locking double frequency phaselocking frequency multiplier phase-locking laser phase locking laser array phase locking method of frequency stabilization Phase Locking-Ring phase locking technique phase-locking technology phase locking unit phase lock interferometry phase lock loop Phase Lock Loop phase-lock loop phase lock loop cycle slipping phase-lock loop cycle slipping phase lock loop hold in range phase-lock loop hold in range phase lock loop lock on time phase-lock loop lock-on time phase lock loop pull in phase-lock loop pull in phase lock loss of phase lock modulation