尺子
尺子又称尺、间尺，是用来画线段（尤其是直的），使用者透过读取沿着设备边缘的一系列称为“尺子”的标记来估计长度。[1]在尺规作图中，尺被视为可画无穷长的直线的工具。尺上通常有刻度以量度长度。有些尺更在中间留有特殊形状如字母或圆形的洞，方便用者画图。
通常，该仪器是刚性的，并且边缘本身是直尺（“直尺”），这也允许人们画直线。有些尺子，例如布卷尺或纸卷尺，是非刚性的。存在具有可保持选定形状的柔性边缘的特殊尺；它们可用于缝纫、艺术和工艺品。
种类
[编辑]参考
[编辑]- ^ ruler noun - Definition, pictures, pronunciation and usage notes - Oxford Advanced Learner's Dictionary at OxfordLearnersDictionaries.com. www.oxfordlearnersdictionaries.com. [25 April 2018]. （原始内容存档于25 October 2017）.
参考书目
[编辑]- 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
