The Theory and Practice of Surveying: Containing All the Instructions Requisite for the Skilful Practice of this ArtE. Duyckinck, 1811 - 508 σελίδες |
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Σελίδα 7
... many figures in the quotient for decimals , as the decimal places in the dividend exceed those in the divisor ; the want of places in the quotient being supplied by prefixing ciphers . But if there be more decimal places in the divisor ...
... many figures in the quotient for decimals , as the decimal places in the dividend exceed those in the divisor ; the want of places in the quotient being supplied by prefixing ciphers . But if there be more decimal places in the divisor ...
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The Theory and Practice of Surveying: Containing All the Instructions ... Department of Radiology Royal Melbourne Hospital Robert Gibson,Robert Gibson Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2018 |
The Theory and Practice of Surveying: Containing All the Instructions ... Department of Radiology Royal Melbourne Hospital Robert Gibson,Robert Gibson Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2017 |
Συχνά εμφανιζόμενοι όροι και φράσεις
acres altitude Answer arch base bearing blank line centre chains and links circle circumferentor Co-sec Co-tang column compasses contained decimal decimal fraction diameter difference Dist divided divisions draw east Ecliptic edge EXAMPLE feet field-book figures four-pole chains geometrical series given number half the sum Horizon glass hypothenuse inches instrument Lat Dep Lat latitude length line of numbers logarithm measure meridian distance minutes multiplied natural co-sine natural sine Nonius number of degrees object observed off-sets opposite parallelogram pegs perches perpendicular plane pole pole star PROB proportion protractor quadrant quotient radius right angles right line scale of equal SCHOLIUM Secant sect semicircle side sights square root station stationary distance subtract survey taken Tang tangent theo theodolite trapezium triangle ABC trigonometry vane versed sine vulgar fraction whence
Δημοφιλή αποσπάσματα
Σελίδα 40 - The angle in a semicircle is a right angle ; the angle in a segment greater than a semicircle is less than a right angle ; and the angle in a segment less than a semicircle is greater than a right angle.
Σελίδα 27 - The circumference of every circle is supposed to be divided into 360 equal parts, called degrees ; and each degree into 60 equal parts, called minutes ; and each minute into 60 equal parts, called seconds ; and these into thirds, &c.
Σελίδα 195 - RULE. From half the sum of the three sides subtract each side severally.
Σελίδα 2 - Then multiply the second and third terms together, and divide the product by the first term: the quotient will be the fourth term, or answer.
Σελίδα 108 - C' (89) (90) (91) (92) (93) 112. In any plane triangle, the sum of any two sides is to their difference as the tangent of half the sum of the opposite angles is to the tangent of half their difference.
Σελίδα 2 - ... then multiply the second and third terms together, and divide the product by the first term, and the quotient will be the answer ; — in the same denomination with the third term.
Σελίδα 29 - The VERSED SINE of an arc is that part of the diameter which is between the sine and the arc. Thus BA is the versed sine of the arc AG.