plate 5: mathematical and surveying instruments engraving antique illustration, published 1851 - 經緯儀 幅插畫檔、美工圖案、卡通及圖標復古風格, 科學, 工具
theodolite is a precision optical instrument used in surveying and engineering to measure precise horizontal and vertical angles, victorian, vintage illustration, 19th century - 經緯儀 幅插畫檔、美工圖案、卡通及圖標
survey infographic template. polling, check mark, vote and feedback concept icon - 經緯儀 幅插畫檔、美工圖案、卡通及圖標圖表
problems in geodesy or surveying, and projection in vertical and horizontal planes engraving antique illustration, published 1851 - 經緯儀 幅插畫檔、美工圖案、卡通及圖標測量師
astronomical instruments engraving antique illustration, published 1851 - 經緯儀 幅插畫檔、美工圖案、卡通及圖標圖畫 - 藝術品, 外太空
antique illustration, mathematics and geometry: geodesy, theodolite - 經緯儀 幅插畫檔、美工圖案、卡通及圖標維多利亞女王時代風格, 復古風格
young woman surveying land with a yellow theodolite instrument on a construction site - 經緯儀 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. - 經緯儀 幅插畫檔、美工圖案、卡通及圖標