尺子
尺子又稱尺、間尺，是用來畫線段（尤其是直的），使用者透過讀取沿着設備邊緣的一系列稱為「尺子」的標記來估計長度。[1]在尺規作圖中，尺被視為可畫無窮長的直線的工具。尺上通常有刻度以量度長度。有些尺更在中間留有特殊形狀如字母或圓形的洞，方便用者畫圖。
通常，該儀器是剛性的，並且邊緣本身是直尺（「直尺」），這也允許人們畫直線。有些尺子，例如布捲尺或紙捲尺，是非剛性的。存在具有可保持選定形狀的柔性邊緣的特殊尺；它們可用於縫紉、藝術和工藝品。
種類
參考
- ^ ruler noun - Definition, pictures, pronunciation and usage notes - Oxford Advanced Learner's Dictionary at OxfordLearnersDictionaries.com. www.oxfordlearnersdictionaries.com. [25 April 2018]. （原始內容存檔於25 October 2017）.
參考書目
- Cherry, Dan. "Collector's guide to rules", Furniture & Cabinetmaking, no. 259, July 2017, ISSN 1365-4292, pp. 52–6
- Rees, Jane and Mark (2010). The Rule Book: Measuring for the Trades. Lakeville, MN: Astragal Press ISBN 978-1-931626-26-2 OCLC 907853704
- Russell, David R.; with photography by James Austin and foreword by David Linley (2010). Antique Woodworking Tools: Their Craftsmanship from the Earliest Times to the Twentieth Century, Cambridge: John Adamson ISBN 978-1-898565-05-5 OCLC 727125586, pp. 64–74
- Whitelaw, Ian (2007). A Measure of All Things: The Story of Man and Measurement. Macmillan ISBN 0-312-37026-1 OCLC 938084552
