| 单词 | diurnal variation |
| 例句 | A diurnal variation of the results would appear as a peak in the lock-in spectrum at a period of the sidereal day, which is 86,164.1 s. High-precision comparison of the antiproton-to-proton charge-to-mass ratio : Nature : Nature Publishing Group 2015-08-11T04:00:00Z This construction assumes that the sun describes daily a small circle about the pole of the celestial sphere, and ignores any diurnal variation in the declination. Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 2 "Hearing" to "Helmond" 2012-04-25T02:00:53.567Z Many of them are beyond his control; such, for example, as the diurnal variations of his body temperature, the beating of the heart, the call of hunger, or the rhythm of growth. Household Administration Its Place in the Higher Education of Women 2011-07-20T02:00:13.547Z The diurnal variation exhibits two periods of greatest and two of least intensity. A Treatise on Meteorological Instruments Explanatory of Their Scientific Principles, Method of Construction, and Practical Utility 2011-06-19T02:00:15.717Z In Quito the mean annual temperature is 58.8�, the diurnal variation 10�, the annual maximum 70�, and the annual minimum 45�. Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 10 "Echinoderma" to "Edward" 2011-01-19T03:00:19.027Z We had a dipping needle mounted on Meyer's plan, a plain needle very delicately fitted for observing the diurnal variation; two of Kater's azimuth compasses, and a pocket compass for each officer. Narrative of a Second Expedition to the Shores of the Polar Sea The hour of the day appears to be indifferent, since there exists no thermometric diurnal variation in the strata of the surface. The Philosophy of the Weather And a Guide to Its Changes In some regions these glacial rivers have a diurnal variation. Nature's Miracles, Volume 1 Familiar Talks on Science—World-Building and Life. Earth, Air and Water. It has an annual and a diurnal variation. A Treatise on Meteorological Instruments Explanatory of Their Scientific Principles, Method of Construction, and Practical Utility 2011-06-19T02:00:15.717Z During the long summer days the temperature rises well above the winter mean, and under favourable conditions certain phenomena, such as the diurnal variation in wind velocity, for example, give evidence of the diurnal control. Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 5 "Clervaux" to "Cockade" The temperature frequently rises to 105, and the fever, instead of being intermittent, runs continuously with little, if any, diurnal variation. Campaigning in Cuba It has, as we have said, a perceptible diurnal variation of two maxima and two minima. The Philosophy of the Weather And a Guide to Its Changes What bond could exist between the movements of that distant world and the diurnal variation of the waters of the earth? The Outline of Science, Vol. 1 (of 4) A Plain Story Simply Told Chart showing diurnal variation in body temperature, ranging from about 37.5° C. from 10 A.M. to 6 P.M., and falling to about 36.3° C. from 2 A.M to 6 A.M. Encyclopaedia Britannica, 11th Edition, Volume 2, Part 1, Slice 1 Accordingly, if the barometer falls rapidly, or even if the regularity of its diurnal variation be interrupted, danger may be apprehended. The Story of the Philippines and Our New Possessions, Including the Ladrones, Hawaii, Cuba and Porto Rico The Eldorado of the Orient Not only is there a seasonal rhythm to the rate of flow of energy, but there is a diurnal variation—the ebb is at night, and the full tide in the daytime. Origin and Nature of Emotions A diurnal variation has been observed dependent on the periods of rest and activity, the maximum ranging from 10 A.M. to 6 P.M., the minimum from 11 P.M. to 3 A.M. Encyclopaedia Britannica, 11th Edition, Volume 2, Part 1, Slice 1 In their first experiments they showed that in a monkey there is a well-marked and regular diurnal variation of the body temperature, and that by reversing the daily routine this diurnal variation is also reversed. Encyclopaedia Britannica, 11th Edition, Volume 2, Part 1, Slice 1 |
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