| 词汇 | example_english_periodic-variation |
| 释义 | periodic variationcollocation in Englishmeanings of periodicand variationThese words are often used together. Click on the links below to explore the meanings. Or, see other collocations with variation. periodic adjective uk /ˌpɪə.riˈɒd.ɪk/ us /ˌpɪr.iˈɑː.dɪk/ happening repeatedly over a period ... See more at periodic variation noun uk /ˌveə.riˈeɪ.ʃən/ us /ˌver.iˈeɪ.ʃən/ a change in amount ... See more at variation Examples of periodic variationThese examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. The nature of the limit cycle is a periodicvariation of the amplitude of the whole wavetrain. Away from the ends the flow is mainly vertical with a slight periodicvariation in the amplitude of the vertical velocity. Huppert's experiments also showed that, when the sheet of fluid had become long enough, and correspondingly thin, the leading edge spontaneously developed a spanwise and roughly periodicvariation. These pensions were subject to periodicvariation on account of changes in the cost of living from 1919 to 1935. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 The major fluctuation is the eleven-year solar cycle (sunspot cycle), which causes a periodicvariation of about 0.1%. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. When ultrasonic waves are propagated in a liquid, the density varies from layer to layer due to periodicvariation of pressure. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The periodicvariation in the velocity of an orbiting star will thus produce a periodic beaming variation in the light curve. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. This is achieved by creating a periodicvariation in the refractive index of the fiber core, which generates a wavelength specific dielectric mirror. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. A pumped wave excited in the active medium produces a periodicvariation of the volumes of the dispersed particles (gas bubbles). From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. In this case the periodicvariation is a variation in the insertion loss of the network against increasing frequency. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Others have argued that there is strong evidence supporting periodicity in a variety of records, and additional evidence in the form of coincident periodicvariation in nonbiological geochemical variables. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The system is therefore forced both by periodic variations in depth and by boundary suction or ejection. Hillert solved the flux equation numerically and found that inside the spinodal it yielded a periodicvariation of composition with distance. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Combining this with other proper motion data spanning approximately half a century indicated a periodicvariation of 26.5 2 years, confirming that the star is an astrometric binary. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Measurement of periodic variations of these active regions can also be used to deduce the rotation periods of these stars. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The star is known to undergo periodic variations in luminosity over roughly 4.6 days, with the astroseismic frequencies depending sensitively on the star's mass. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Everyone who has had the opportunity to observe the periodic variations in the mortality rate of maternity clinics will agree that his findings lack certain important confirmation......... From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. Want to learn more? Go to the definition of periodic Go to the definition of variation See other collocations with variation |
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