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 572
... equal to the arch DF . Because E is the pole of the circle AGB , and P the pole of CFD , therefore the arches EB , PD are equal ; and fince BD is common to both , hence the arch ED is equal to the arch PB . For the fame reafon , the ...
... equal to the arch DF . Because E is the pole of the circle AGB , and P the pole of CFD , therefore the arches EB , PD are equal ; and fince BD is common to both , hence the arch ED is equal to the arch PB . For the fame reafon , the ...
Seite 579
... equal to CA , and make QS equal to Qm ; then any angle QSt is the measure of the arch Qt of the pro- jected circle . Join AQ : then becaufe Cm is equal to CA , the angle QCm equal to QCA , each being a right angle , and the fide QC ...
... equal to CA , and make QS equal to Qm ; then any angle QSt is the measure of the arch Qt of the pro- jected circle . Join AQ : then becaufe Cm is equal to CA , the angle QCm equal to QCA , each being a right angle , and the fide QC ...
Seite 581
... equal to IB ; then A is the dividing centre of EP ; Projection hence AP being joined , the angle IAP is the measure of the Sphere . Plate of the arch IP . Or , if IAP be made equal to any given angle , then IP is the correfpondent arch ...
... equal to IB ; then A is the dividing centre of EP ; Projection hence AP being joined , the angle IAP is the measure of the Sphere . Plate of the arch IP . Or , if IAP be made equal to any given angle , then IP is the correfpondent arch ...
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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