| 释义 |
quartz crystal
quartz crystaln.1. A small crystal of quartz accurately cut along certain axes so that it can be vibrated at a particular frequency, used for its piezoelectric properties to produce an electric signal of constant known frequency.2. Any of several crystalline forms of quartz.quartz crystal n (Electronics) a thin plate or rod cut in certain directions from a piece of piezoelectric quartz and accurately ground so that it vibrates at a particular frequency Thesaurus| Noun | 1. |  quartz crystal - a thin plate or small rod of quartz cut along certain lines and ground so that it can produce an electric signal at a constant frequency; used in crystal oscillatorsquartz - a hard glossy mineral consisting of silicon dioxide in crystal form; present in most rocks (especially sandstone and granite); yellow sand is quartz with iron oxide impurities |
quartz crystal
quartz crystal a thin plate or rod cut in certain directions from a piece of piezoelectric quartz and accurately ground so that it vibrates at a particular frequency quartz crystal[′kwȯrts ¦krist·əl] (electronics) A natural or artificially grown piezoelectric crystal composed of silicon dioxide, from which thin slabs or plates are carefully cut and ground to serve as a crystal plate. (mineralogy) rock crystal quartz crystalA slice of quartz ground to a prescribed thickness that vibrates at a steady frequency when stimulated by electricity. The tiny crystal, about 1/20th by 1/5th of an inch, creates the computer's heartbeat. Without the quartz crystal, there would be no computers as we know them today! See clock and MHz.MedicalSeequartzAcronymsSeequick-changequartz crystal
Words related to quartz crystalnoun a thin plate or small rod of quartz cut along certain lines and ground so that it can produce an electric signal at a constant frequencyRelated Words |