Descriptive Geometry, as Applied to the Drawing of Fortification and Stereotomy: For the Use of the Cadets of the U.S. Military AcademyJ. Wiley & son, 1873 - 60 páginas |
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Página 3
... divided by the horizontal distance between the points . Now , as the difference of level between any two points of the line is the same as the difference of the references of the points , and the horizontal distance between them is the ...
... divided by the horizontal distance between the points . Now , as the difference of level between any two points of the line is the same as the difference of the references of the points , and the horizontal distance between them is the ...
Página 4
... divided into equal parts , each of which corresponds to a unit in vertical dis- tance , and the references of the points of division are written , it is termed the scale of declivity of the line . In constructing the scale of declivity ...
... divided into equal parts , each of which corresponds to a unit in vertical dis- tance , and the references of the points of division are written , it is termed the scale of declivity of the line . In constructing the scale of declivity ...
Página 6
... divided by the fraction which represents the inclination of the required line . Describing , therefore , from a , an arc , with this dis- tance ac or 1.515 ft . as a radius , and joining the point b , where it cuts the horizontal ( 7.0 ...
... divided by the fraction which represents the inclination of the required line . Describing , therefore , from a , an arc , with this dis- tance ac or 1.515 ft . as a radius , and joining the point b , where it cuts the horizontal ( 7.0 ...
Página 7
... divided by the fraction giving the declivity of the plane , it follows that to find the one drawn through 6 ( 14.0 ) , for example , it will be simply necessary to describe from any other point , as a ( 12.0 ) , an arc of a circle ...
... divided by the fraction giving the declivity of the plane , it follows that to find the one drawn through 6 ( 14.0 ) , for example , it will be simply necessary to describe from any other point , as a ( 12.0 ) , an arc of a circle ...
Página 22
... divided according to the decimal system , as being most convenient for counting off . ♡ The first division of the scale should furnish the units and also their decimal parts , if the scale bears that propor tion to the true dimensions ...
... divided according to the decimal system , as being most convenient for counting off . ♡ The first division of the scale should furnish the units and also their decimal parts , if the scale bears that propor tion to the true dimensions ...
Outras edições - Ver tudo
Descriptive Geometry: As Applied to the Drawing of Fortification and ... Dennis Hart Mahan Visualização integral - 1872 |
Descriptive Geometry: As Applied to the Drawing of Fortification and ... Dennis Hart Mahan Visualização integral - 1868 |
Descriptive Geometry: As Applied to the Drawing of Fortification and ... Dennis Hart Mahan Visualização integral - 1864 |
Palavras e frases frequentes
allel angle assumed vertical plane axis barbette batir block bounding element bounding lines Cameron Knight cloth cone construct the projections corresponding curve of right D. H. Mahan determined developed draw a line edition example face foot generatrix given plane given point given vertical plane groin stone height helicoidal surface horizontal curves horizontal distance horizontal plane horizontal projection horizontal trace interior crest John Ruskin Join the points joint of right line parallel morocco oblique projecting obtained perpendicular plane of comparison plane of reference plane of right plates portion Prob Prof projection in plan prolonged radiant arch radius ramp rampart-slope respectively equal revolved position right conoid right line right section scale of declivity semi circular arch semi ellipse semicircle side slopes soffit tangent plane terre-plein tical tion top surface TREATISE true dimensions true length vertex voussoir warped surfaces wing wall
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