A Rudimentary Treatise on Land and Engineering Surveying, with all the modern improvements ... With illustrationsVirtue brothers & Company, 1865 - 232 páginas |
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Página ix
... called from its being compounded of two Greek words , signifying " to measure the earth . " This science , it is well known , is the foundation of the splendid system of mathe- matics , which has imparted to mankind a knowledge of the ...
... called from its being compounded of two Greek words , signifying " to measure the earth . " This science , it is well known , is the foundation of the splendid system of mathe- matics , which has imparted to mankind a knowledge of the ...
Página xi
... called modern , if we except Chapter I. on levelling , which has been practised above a century , firstly for canals , and secondly for drainage , roads and railways ; however , no good treatise on this subject appeared till that by Mr ...
... called modern , if we except Chapter I. on levelling , which has been practised above a century , firstly for canals , and secondly for drainage , roads and railways ; however , no good treatise on this subject appeared till that by Mr ...
Página xii
... called into existence in this kingdom . From the preceding analysis of the contents of this work , as well as from an inspection of its several details , and a comparison of these with the works of other authors , it will at once be ...
... called into existence in this kingdom . From the preceding analysis of the contents of this work , as well as from an inspection of its several details , and a comparison of these with the works of other authors , it will at once be ...
Página 1
... called the angle ACB , the letter at the angular point C being read in the middle . 7. A right angle is formed by one right line standing erect or perpendicular to an- other ; thus , ABC is a right angle , as is also ABE . 8. An acute ...
... called the angle ACB , the letter at the angular point C being read in the middle . 7. A right angle is formed by one right line standing erect or perpendicular to an- other ; thus , ABC is a right angle , as is also ABE . 8. An acute ...
Página 2
... called the hypothenuse ; the sides A B and B C are respectively called the base and perpendicular . 12. An obtuse angled triangle has one obtuse angle , as the angle at B. 13. An acute angled triangle has all its three angles acute , as ...
... called the hypothenuse ; the sides A B and B C are respectively called the base and perpendicular . 12. An obtuse angled triangle has one obtuse angle , as the angle at B. 13. An acute angled triangle has all its three angles acute , as ...
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Otras ediciones - Ver todas
Elementary Treatise on Land Engineering Survey with All the Modern ... Thomas Baker Vista completa - 1859 |
Términos y frases comunes
ABCD accuracy acres adjustment arches axis beam compasses breadth bubble centre chains common correct cross sections cubic yards cutting datum line depth direction distance divided draw embankments equal error EXAMPLE feet field book figure finding the contents fore sights formation level formula Gentleman's Diary given gradient ground height horizontal inches instrument intersection laid Lay the ruler length level book main line mark measured mile move it parallel NOTE object offsets parallax parallel ruler perpendicular position Prob protractor quality lines quantity of land radii radius railway curves Rankine's method ratio right angles river river Ouse road scale screw serpentine curve shewn shews side sine slopes spirit level square links staff stations straight fence surface survey surveyors taken taking tangent telescope theodolite tion Tithe Commissioners trapezium triangle tube tunnel vernier vernier scale vertical viaduct whence
Pasajes populares
Página 3 - 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.
Página 123 - An Act for consolidating in one Act certain provisions usually inserted in Acts of inclosure, and for facilitating the mode of proving the several facts usually required on the passing of such Acts...
Página 240 - Gd. 108*. METROPOLIS LOCAL MANAGEMENT AMENDMENT ACT, 1862 ; with Notes and Index. Is. 109. NUISANCES REMOVAL AND DISEASE PREVENTION ACT. Is. 110. RECENT LEGISLATIVE ACTS applying to Contractors, Merchants, and Tradesmen. Is.
Página 8 - Similar triangles are to one another in the duplicate ratio of their homologous sides.