英语词汇“quartz clock”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

quartz clock

noun

An electric clock in which the current is regulated and accuracy maintained by the regular vibrations of a quartz crystal.The quartz clock was so accurate and reliable, that already by 1939 it had replaced the mechanically-regulated clocks at the Observatory in Greenwich....

The first person to build the quartz clock was a Canadian born engineer, Warren Marrison of Kingston, Ontario.
It was in that year that the original quartz clock was invented by W.A. Marrison and J.W. Horton.

单词	quartz clock
释义	quartz clock noun An electric clock in which the current is regulated and accuracy maintained by the regular vibrations of a quartz crystal.The quartz clock was so accurate and reliable, that already by 1939 it had replaced the mechanically-regulated clocks at the Observatory in Greenwich.... The first person to build the quartz clock was a Canadian born engineer, Warren Marrison of Kingston, Ontario. It was in that year that the original quartz clock was invented by W.A. Marrison and J.W. Horton.
随便看	non-unionise non-unionised non-unionism non-unionist non-unionize non-unionized non-unique non-uniqueness non-united nonuple nonuplet non-urban non-usage non-usager non-use non-user non-using non-utility non-valent non-validity non-vanishing non-variable non-vascular non-veg non-vegetarian