Encyclopædia Britannica: Or, A Dictionary of Arts, Sciences, and Miscellaneous Literature, Band 15,Teil 2Colin Macfarquhar, George Gleig A. Bell and C. Macfarquhar, 1797 |
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Seite 570
... PROJECTION OF THE SPHERE . HE PROJECTION the SPHERE is a perspective Let ABCD ( fig . 1. ) be a great circle paffing thro Stereogra . ! the Sphere . Plate Treprefentation of the circles on the furface of the A , C , the poles of the ...
... PROJECTION OF THE SPHERE . HE PROJECTION the SPHERE is a perspective Let ABCD ( fig . 1. ) be a great circle paffing thro Stereogra . ! the Sphere . Plate Treprefentation of the circles on the furface of the A , C , the poles of the ...
Seite 575
... projection . Plate CCCCXXI . Hence the orthographic projection of any point is where a perpendicular from that point meets the plane of projection : and the orthographic representation of any object is the figure formed by ...
... projection . Plate CCCCXXI . Hence the orthographic projection of any point is where a perpendicular from that point meets the plane of projection : and the orthographic representation of any object is the figure formed by ...
Seite 578
... projection , efpecially as the reader will fee the application of it to the projection of the sphere on the planes of the Meridian , Equator , and Horizon in the article GEOGRAPHY ; and to the delineation of Eclipfes in the article A ...
... projection , efpecially as the reader will fee the application of it to the projection of the sphere on the planes of the Meridian , Equator , and Horizon in the article GEOGRAPHY ; and to the delineation of Eclipfes in the article A ...
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againſt alfo almoft alſo angle arch atmoſphere becauſe body cafe called caufe centre circle cofine colour compofition confequence confiderable confifts defcribe diameter diftance ecliptic equal eſtabliſhed exprefs faid falt fame fays fecond feems feet ferve feven feveral fhall fhort fhould fhow fide fince fire firft firſt fituation fize fmall fome fometimes foon fpecies fquare ftand ftars ftate ftill ftone ftrong fubject fuch fufficient fuppofed furface height himſelf hole inches increaſe interfection itſelf king laft lefs libration meal-powder meaſure moft moſt motion muft muſt neceffary nutation obferved occafion oppofite paffed parabola perfon perpendicular piece pifton pipe pofition poft Portugal preceffion prefent preffure prefs primitive projection Pruffian pump purpoſe putrefaction quantity quicklime raiſed reafon refiftance refpect reprefented rife rockets Saltpetre ſmall ſpace terminal velocity thefe themſelves theſe thofe thoſe tion ufual uſed valve velocity weft wheel whofe