A practical treatise on ... land and engineering surveying, Τόμος 341863 |
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Σελίδα iii
... draw an angle equal to another 3 To measure an angle by the line of chords , and by the protractor . · 99 an angle less than a right 6 angle · 8 9 an equilateral " 9 10 an isosceles " " وو 11 a scalene " " their values defined and de ...
... draw an angle equal to another 3 To measure an angle by the line of chords , and by the protractor . · 99 an angle less than a right 6 angle · 8 9 an equilateral " 9 10 an isosceles " " وو 11 a scalene " " their values defined and de ...
Σελίδα iv
... line to form a regular octa- gon To circumscribe a circle about a given ... draw a tangent to a circle The same when the point is out of the circle ... draw an ellipsis by the trammel To describe a parabola " an egg - shape figure AREAS ...
... line to form a regular octa- gon To circumscribe a circle about a given ... draw a tangent to a circle The same when the point is out of the circle ... draw an ellipsis by the trammel To describe a parabola " an egg - shape figure AREAS ...
Σελίδα vi
... line 168 Levels above and below datum 171 Part of a line of levels , and the ... draw a working section . 184 • ib . Levelling with a theodolite 185 152 ... line of railway ib . On wooden curves To find the radius to a curve · ib . one ...
... line 168 Levels above and below datum 171 Part of a line of levels , and the ... draw a working section . 184 • ib . Levelling with a theodolite 185 152 ... line of railway ib . On wooden curves To find the radius to a curve · ib . one ...
Σελίδα 27
... lines are those which have no inclination to each other and never meet , though ever so far produced . Note . In surveying and plotting , to draw or pole out a straight line is of the utmost importance ; however simple it may appear ...
... lines are those which have no inclination to each other and never meet , though ever so far produced . Note . In surveying and plotting , to draw or pole out a straight line is of the utmost importance ; however simple it may appear ...
Σελίδα 30
... line drawn from one extremity of an arc , perpendicular to the diameter . The versed sine of an arc is that part of ... draw a line parallel to another , Plate 1 , Fig . 1 . Take the distance required in the compass , from two or three ...
... line drawn from one extremity of an arc , perpendicular to the diameter . The versed sine of an arc is that part of ... draw a line parallel to another , Plate 1 , Fig . 1 . Take the distance required in the compass , from two or three ...
Άλλες εκδόσεις - Προβολή όλων
A Practical Treatise on ... Land and Engineering Surveying Henry S. Merrett Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2015 |
A Practical Treatise On ... Land and Engineering Surveying Henry S Merrett Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2018 |
Συχνά εμφανιζόμενοι όροι και φράσεις
A B C acres adjustment base line bubble calculated centre chain lines chord circle circumference circumferentor collimation column compass correct cross sections cube yards curve datum line described diameter Diff difference Ditto divided divisions draw the line equal fence field-book fifth column figure find the area fixed flag fore sights frustrum given ground height horizontal inches and decimals inclosure instrument intersecting length line A B logarithm manner mark measure method minutes multiply needle object Offsets in inches parallel plate parallelogram pencil perpendicular plotted poles Problem protractor quantity quotient Radius in chains right angles roods Rule scale secant sector segment sextant side A B sine slopes spirit level square links staff station straight edge subtract surface survey surveyor TABLE take the angle tangent points telescope theodolite tie line tracing paper transverse distance trapezium triangle vernier vertical whole
Δημοφιλή αποσπάσματα
Σελίδα 102 - All the interior angles of any rectilineal figure, together with four right angles, are equal to twice as many right angles as the figure has sides.
Σελίδα 66 - ... the rail; multiply the length by the breadth and the product by the height; then divide the product by two, and you have the number of bushels of shelled corn in the crib.