Topographical Surveying: Including Geographic, Exploratory, and Military Mapping, with Hints on Camping, Emergency Surgery, and PhotographyJ. Wiley & Sons, 1900 - 910 من الصفحات |
من داخل الكتاب
النتائج 1-5 من 68
الصفحة xi
... SPIRIT - LEVELING . 128. Hypsometry 129. Spirit - leveling 130. Engineering Spirit - levels .. 305 306 308 ART . 131. Adjustments of the Level ... 132. Target.
... SPIRIT - LEVELING . 128. Hypsometry 129. Spirit - leveling 130. Engineering Spirit - levels .. 305 306 308 ART . 131. Adjustments of the Level ... 132. Target.
الصفحة xii
... LEVELING OF PRECISION . 140. Precise Leveling ... 325 141. Geodetic Leveling . 326 142. Precise Spirit - level . 327 143. Sequence in Simultaneous Double - rodded Leveling . 329 144. Methods of Running .. 332 145. Precise Rods ...
... LEVELING OF PRECISION . 140. Precise Leveling ... 325 141. Geodetic Leveling . 326 142. Precise Spirit - level . 327 143. Sequence in Simultaneous Double - rodded Leveling . 329 144. Methods of Running .. 332 145. Precise Rods ...
الصفحة xxvii
... Spirit - level ....... 318 328 102. Duplicate Direct and Reverse Leveling with Single Rods .. 103. Duplicate Direct and Reverse Leveling with Double Rod .. 104. Single - rodding with Two Rodmen .... 330 331 332 105. Duplicate Rodding ...
... Spirit - level ....... 318 328 102. Duplicate Direct and Reverse Leveling with Single Rods .. 103. Duplicate Direct and Reverse Leveling with Double Rod .. 104. Single - rodding with Two Rodmen .... 330 331 332 105. Duplicate Rodding ...
الصفحة 5
... spirit - level bench - marks should be set and recorded as are obtained in carrying bases for levels over the area under survey . On the above scale about one bench to five square miles is a fair average . 4. Features Shown on ...
... spirit - level bench - marks should be set and recorded as are obtained in carrying bases for levels over the area under survey . On the above scale about one bench to five square miles is a fair average . 4. Features Shown on ...
الصفحة 11
... leveling must be of a high order that the contours may be ac- curately placed in plan . In country having slopes as ... spirit - leveling ( Art . 129 ) , and the amount of this should be only so great as to insure that the dependent ...
... leveling must be of a high order that the contours may be ac- curately placed in plan . In country having slopes as ... spirit - leveling ( Art . 129 ) , and the amount of this should be only so great as to insure that the dependent ...
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طبعات أخرى - عرض جميع المقتطفات
عبارات ومصطلحات مألوفة
accuracy accurate adjustment alidade angulation azimuth backsight base bench-marks cadastral survey canyon chain Chap clamped computed contour interval contour lines cross-hairs determined direction Dist employed erosion error executed exploratory surveys feet foresight geodetic geographic map graphic Hayden survey height horizontal distance inch instrument intersection known points lake land latter length levelman magnetic declination means ment methods miles mountain object observed obtained odometer oriented pacing plane plane-table board plane-table triangulation platted plotted position primary protractor range-finder reconnaissance refraction resulting map ridge river roads rock rodman route scale screw side sight sketching slide-rule slope spirit-leveling square miles stadia stadia measurements stadia-rod station stream summit surface tachymetry tangent target telescope terrane theodolite tion topographic forms topographic map topographic survey transit traverse lines trigonometric TRIGONOMETRIC FUNCTIONS tripod turning-point U. S. Geological Survey vernier vertical angles Wheeler survey
مقاطع مشهورة
الصفحة 917 - Association at net prices subject to an extra charge for postage. All books are bound in cloth unless otherwise stated. AGRICULTURE. Armsby's Manual of Cattle-feeding I2mo, $i 75 Principles of Animal Nutrition 8vo, 4 oo Budd and Hansen's American Horticultural Manual: Part I.
الصفحة 919 - Inspection and Analysis of Food with Special Reference to State Control 8vo, 7 50 Lob's Electrochemistry of Organic Compounds.