Encyclopædia metropolitana; or, Universal dictionary of knowledge, ed. by E. Smedley, Hugh J. Rose and Henry J. Rose. [With] Plates, Том 51845 |
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Стр. 2
... altitude above a fixed reference level . For the ver- tical separation of aircraft , on the other hand , measurements of relative altitude ( i.e. , height with respect to a common reference level which may vary with time and place ) can ...
... altitude above a fixed reference level . For the ver- tical separation of aircraft , on the other hand , measurements of relative altitude ( i.e. , height with respect to a common reference level which may vary with time and place ) can ...
Стр. 4
... altitude. A place is considered to be at a high altitude if it is 6,500 feet (1,980 meters) or more above sea level. “Sea level” means the surface of the ocean. Places that are at sea level, like an ocean beach, are said to have zero ...
... altitude. A place is considered to be at a high altitude if it is 6,500 feet (1,980 meters) or more above sea level. “Sea level” means the surface of the ocean. Places that are at sea level, like an ocean beach, are said to have zero ...
Стр.
... Altitude , Do. Altitude , - Refraction , 2 ' 50.2 " Parallax , + True Altitude , Semi - diameter , .. 8.1 : True Altitude , .. Ө Zenith distance , .. : : : : : : .. Roorkee , May 27th 1858 . ..37 ° 30 ' 0 " 2 .. 55 5h 20m 27.71 ° 37 ...
... Altitude , Do. Altitude , - Refraction , 2 ' 50.2 " Parallax , + True Altitude , Semi - diameter , .. 8.1 : True Altitude , .. Ө Zenith distance , .. : : : : : : .. Roorkee , May 27th 1858 . ..37 ° 30 ' 0 " 2 .. 55 5h 20m 27.71 ° 37 ...
Стр. 1
... altitude of 8,000 feet while the actual flight altitude is 30,000 feet . Under these conditions , should the pressure seal of the cabin become damaged , the occupants of the cabin would be subjected to potential hypoxia since they would ...
... altitude of 8,000 feet while the actual flight altitude is 30,000 feet . Under these conditions , should the pressure seal of the cabin become damaged , the occupants of the cabin would be subjected to potential hypoxia since they would ...
Стр. 4
... altitude ( Alt . ) ; the multiplier ( Ad ) for declination difference ; the multiplier ( At ) for hour angle ... altitude due to a change of 1 ' of arc of declination . At represents the change in altitude due to a change of 1 ' of arc ...
... altitude ( Alt . ) ; the multiplier ( Ad ) for declination difference ; the multiplier ( At ) for hour angle ... altitude due to a change of 1 ' of arc of declination . At represents the change in altitude due to a change of 1 ' of arc ...
Часто встречающиеся слова и выражения
altitude angle appears architrave atmosphere ature canal Cloud coefficient colour columns Corinthian Order cos² degree density depending depth determined diameter direction distance Ditto diurnal diurnal tide Doric Order Earth effect elastic elevation ellipticity entablature equal equation evaporation expression Fahrenheit feet fluid force formula Gravity heat height high water horizontal Humboldt inches Isothermal latitude length longitude low water mass mean temperature measure meridian Meteor moisture moon moon's motion mountains nearly observations ology parallax parallel particles pendulum perature peripteral peristyle perpetual snows plane Pole produced pronaos proportion quantity radiation Rain regions remarks right ascension side sin² solar spheroid supposed surface syzygies Table temperature Temple theory thermometer tide-wave Tides and Waves tion toises triglyphs upper vapour velocity vertical Vitruvius vt-x walls whole wind
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Стр. 131 - night, colder than the atmosphere, by radiating their heat to the heavens, I perceived immediately a just reason for the practice, which I had before deemed useless. Being desirous, however, of acquiring some precise information on this subject, I fixed, perpendicularly, in the earth of
Стр. 147 - discern, Or half-conceal'd some figure at the stern ; Boys who, on shore, to sea the pebble cast, Will hear it strike against the viewless mast ; While the stern boatman growls his fierce disdain, At whom he knows not, whom he threats in vain.
Стр. 148 - The Rain Cloud. A Cloud, or system of Clouds, from which rain is falling. It is a horizontal sheet, above which the Cirrus spreads, while the Cumulus enters it laterally and from beneath.
Стр. 27 - At Pékin, also, where the mean temperature of the year is that of the coasts of Brittany, the scorching heats of summer are greater than at Cairo, and the winters as rigorous as at Upsal,
Стр. 147 - When all you see through densest Fog is seen, When you can hear the fishers near at hand Distinctly speak, yet see not where they stand ; Or sometimes them and not their
Стр. 292 - When the length of the wave is great in comparison with the depth of the water, (as in the case of tide-waves,) the horizontal motion is sensibly the same from the surface to the bottom, and the vertical motion for different particles varies in the same proportion as their height above the bottom.
Стр. 143 - of aqueous vapour, and the situation of the ground is such as to permit the cold air from the land to mix with the warmer air above the water, Mist or Fog will be the result. The density of such Mist or Fog will,
Стр. 132 - whether on hill .. Sometimes, anon on shady vale, each night Under the covert of some ancient oak, Or cedar, to defend him from the Dew.
Стр. 132 - a hollow cylinder of baked clay, the height of which was 2£ feet, and diameter 1 foot. On the grass, surrounded by the cylinder, were laid 10 grains of wool, which, in this situation, as there was not the least wind, would have received as much rain as a like
Стр. 131 - in the pride of half knowledge, smiled at the means frequently employed by gardeners, to protect tender plants from cold, as it appeared to me impossible, that