Elements of Surveying and Leveling: With Descriptions of the Instruments, and the Necessary TablesA.S.Barnes, 1871 - 161 páginas |
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Página 1
... COURSE OF MATHEMATICS . A. S. BARNES & COMPANY , NEW YORK AND CHICAGO . TA54 D18 DAVIES ' MATHEMATICS . THE WEST POINT COURSE 1871 . ELEMENTS.
... COURSE OF MATHEMATICS . A. S. BARNES & COMPANY , NEW YORK AND CHICAGO . TA54 D18 DAVIES ' MATHEMATICS . THE WEST POINT COURSE 1871 . ELEMENTS.
Página 2
... COURSE , And Only Thorough and Complete Mathematical Series . IN THREE PARTS . I. COMMON SCHOOL COURSE . Davies ' Primary Arithmetic . - The fundamental principles displayed in Object Lessons . Davies ' Intellectual Arithmetic ...
... COURSE , And Only Thorough and Complete Mathematical Series . IN THREE PARTS . I. COMMON SCHOOL COURSE . Davies ' Primary Arithmetic . - The fundamental principles displayed in Object Lessons . Davies ' Intellectual Arithmetic ...
Página 62
... course to the length of another chain . After one or two chains have been measured , on any line , the fore - chainman can , by glancing back to the station just Mine ~ . Hello " DOWN . " left , place the pin nearly in the right ...
... course to the length of another chain . After one or two chains have been measured , on any line , the fore - chainman can , by glancing back to the station just Mine ~ . Hello " DOWN . " left , place the pin nearly in the right ...
Página 64
... course , the part of a chain is measured by drawing the chain only to the flag , where it is held by the fore- chainman , until the hind - chainman comes forward to the last pin , and counts the links . In measuring up the hill from A ...
... course , the part of a chain is measured by drawing the chain only to the flag , where it is held by the fore- chainman , until the hind - chainman comes forward to the last pin , and counts the links . In measuring up the hill from A ...
Página 108
... Course ; and the angle which this line makes with the magnetic meridian , passing through the point of beginning , is called the Bearing . Thus , if we start from the point A , and measure in the di- rection AB , the line AB is the course ...
... Course ; and the angle which this line makes with the magnetic meridian , passing through the point of beginning , is called the Bearing . Thus , if we start from the point A , and measure in the di- rection AB , the line AB is the course ...
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Términos y frases comunes
Applying logarithms axis azimuth back-sight base-line bearing chord clamp-screw column compass contour lines corresponding Cosine Cosine D Cotang course curve decimal degree of curvature degrees determined difference of level divided double meridian distance draw drawn east error example feet field-notes fore-sight given angle given line given point ground height of instrument hence horizontal angles horizontal distance horizontal plane inch intersection latitude and departure length limb line of collimation M.
M. Sine mantissa marked measured method multiplied notes offsets paper parallel passing perpendicular plane of reference plot position prismoid protractor radius reading right angles scale of equal screws secant side sights Sine D slope spider's lines stakes station subtract surface survey taken Tang tangent theodolite traverse vernier plate vertical plane wwwwwwwww yards
Pasajes populares
Página 56 - ... the square of the hypothenuse is equal to the sum of the squares of the other two sides.
Página 12 - The logarithm of any power of a number is equal to the logarithm of the number multiplied by the exponent of the power.
Página 17 - The minutes in the left-hand column of each page, increasing downwards, belong to the degrees at the top ; and those increasing upwards, in the right.hand column, belong to the degrees below.
Página 37 - 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, etc.
Página 12 - The logarithm of a quotient is equal to the logarithm of the dividend minus the logarithm of the divisor.
Página 10 - When a number lies between 1 and 10, its logarithm lies between 0 and 1; that is, it is equal to 0, plus a decimal; if a number lies between 10...
Página 9 - The logarithm of a number is the exponent of the power to which it is necessary to raise a fixed number, in order to produce the first number.
Página 11 - The logarithm of the product of two numbers is equal to the sum of the logarithms of the numbers.
Página 130 - MC; hence, the double meridian distance of a course is equal to the double meridian distance of the preceding course, plus the departure of that course, plus the departure of the course itself : if .there is no preceding course, the first two terms become zero.
Página 38 - The secant of an arc is the line drawn from the centre of the circle through one extremity of the arc, and limited by the tangent passing through the other extremity. Thus, 00 is the secant of the arc AB.