Sentence examples for periodical fluctuations from inspiring English sources

The field measurements of the NFIs are carried out periodically, these results in "significant periodical fluctuations" (jumps) within the biomass stock changes between the individual time series (Fig. 1) but without using additional data on annual basis, no inter-annual variability can be reflected.

Light intensity transmittance is a key parameter for the design of polarizing prisms, while sometimes its experimental curves based on spatial incident angle presents periodical fluctuations.

Periodical fluctuations exhibited by the current remaining after the reached quasi-steady-state can be also appreciated during the current transients.

In recent decades, these wetlands have been retracting, partly because of that decline in snowfall but also as a result of the variation in precipitation in general owing to the interannual or periodical fluctuations caused by the El-Niño-Southern-Oscillation (ENSO) phenomenon (Isla et al. 2005).

However, we found that despite Grewia flava's capability to survive in a harsh environment, it may be strongly affected when rainfall decreases as predicted, or increases in periodical fluctuations.

About one-third of subjects (n=19) exhibited a periodical fluctuation of SaO2 during sleep.

Moreover, acoustic excitation induces periodical fluctuation of the coaxial air velocity, thus resulting in slight fluctuation of the fuel velocity.

The MAO surface treatment significantly decreased friction coefficient and wear rate of Ti-39Nb-6Zr atloy athehe ambient temperature and 200 °C, but the friction coefficient showed a periodical fluctuation at 400 °C while the wear rate clearly decreased.

The response of the flame displacement speeds of stagnating flat premixed flames to the periodical fluctuation of stretch is investigated experimentally, regarding two mixtures with different Lewis numbers: lean C3H8/air and lean CH4/air in the range of the Strouhal number 2.3 to 4.8 (24 to 51 Hz).

It can be observed that the time-history curves of both flow fields show periodical fluctuation during the test.

Ten periods of impeller rotation are compared for the five impellers, and periodical pressure fluctuations are observed.