straightedge中文什么意思

n.
直尺，标尺。

• scraping straightedge:    刮尺
• straightedge tangent:    平直切面
• straightedge vane:    等厚叶片

例句与用法

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1. With straightedge and compasses, divide a segment of a into 2 parts .
   用直尺和圆规把线段a分成两部分。
2. Each step of the construction of a circle with straightedge and compass calls for finding a point of intersection .
   用圆规、直尺作圆的每一步都需要找一个交点。
3. Specification for toolmakers ' straightedges
   刃口平尺规范
4. I specification for straightedges - cast iron straightedges bow shaped and i - section
   直尺规范.第1部分:铸铁直尺
5. Standard test method for measuring rut - depth of pavement surfaces using a straightedge
   使用直尺测量路面车辙深度的标准试验方法

英文释义

名词

1. hand tool consisting of a flat rigid rectangular bar (metal or wood) that can be used to draw straight lines (or test their straightness)

百科释义

A straightedge is a tool with an edge free from curves, or straight, used for transcribing straight lines, or checking the straightness of lines. If it has equally spaced markings along its length it is usually called a ruler.