“ionospheric disturbance”的概念、定义、翻译、参考文献-科学参考

单词	ionospheric disturbance
释义	ionospheric disturbance [´ī´än·ǝ`sfir·ik di`stǝr·bǝns] ^GEOPHYSICS A temporal variation in electron concentration in the ionosphere that is caused by solar activity and that makes the heights of the ionosphere layers go beyond the normal limits for a location, date, and time of day.
随便看	rate control rated capacity rated engine speed rate descent rate-determining step rated flow rated horsepower rated load rated relieving capacity rated speed rate effect rate feedback rate-grown transistor rate gyroscope rate integrating gyroscope rate meter rate multiplier rate of approach rate of change rate-of-change map rate of change of acceleration rate of climb rate-of-climb indicator rate of departure rate-of-descent indicator

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