| 释义 |
ammonia clock
ammonia clock n (Horology) an atomic clock based on the frequency of inversion of the ammonia molecule Thesaurus| Noun | 1. | ammonia clock - an atomic clock based on vibrational frequency of the nitrogen atom in the ammonia moleculeatomic clock - a timepiece that derives its time scale from the vibration of atoms or molecules |
ammonia clock
Words related to ammonia clocknoun an atomic clock based on vibrational frequency of the nitrogen atom in the ammonia moleculeRelated Words |