antique illustration, mathematics and geometry: geodesy, level layer horizontal measurement - 測地學 幅插畫檔、美工圖案、卡通及圖標
young woman surveying land with a yellow theodolite instrument on a construction site - 測地學 幅插畫檔、美工圖案、卡通及圖標
hopfgartner's deep plumb line (or deep plummet), an apparatus designed for precision geodetic and surveying work, likely for measurements in deep shafts or mines. - 測地學 幅插畫檔、美工圖案、卡通及圖標
the concept of world travel and sea navigation. antique rynda in cartoon style with hand drawings on an isolated white background. - 測地學 幅插畫檔、美工圖案、卡通及圖標
survey - handwritten text, highlighted, crossed out, underlined on blank background - 測地學 幅插畫檔、美工圖案、卡通及圖標
the concept of world travel and sea navigation. antique golden compass in cartoon style with freehand drawings on an isolated white background. - 測地學 幅插畫檔、美工圖案、卡通及圖標
theodolite is a precision optical instrument used in surveying and engineering to measure precise horizontal and vertical angles, victorian, vintage illustration, 19th century - 測地學 幅插畫檔、美工圖案、卡通及圖標經緯儀
sketches, military surveying in the himalayas, british empire, 1888, 19th century - 測地學 幅插畫檔、美工圖案、卡通及圖標
problems in geodesy or surveying, and projection in vertical and horizontal planes engraving antique illustration, published 1851 - 測地學 幅插畫檔、美工圖案、卡通及圖標測量師, 經緯儀
mathematical and geometrical problems engraving antique illustration, published 1851 - 測地學 幅插畫檔、美工圖案、卡通及圖標19世紀風格, 維多利亞女王時代風格
antique illustration, mathematics and geometry: geodesy, level layer vertical measurement - 測地學 幅插畫檔、美工圖案、卡通及圖標數學, 19世紀風格
antique illustration: fridtjof nansen north pole expedition, theodolite - 測地學 幅插畫檔、美工圖案、卡通及圖標北極地帶, 探險, 歷史