t-square中文什么意思

丁字尺

• t:    中世纪罗马数字的160。
• square:    n. 1.正方形，四方块，四角；方形 ...
• a square:    的平方

例句与用法

1. Drawing ruler - t - square
   绘图仪尺.丁字尺
2. Ustable head t - square
   活动头丁字尺
3. Cad have already replaced the t - square and drawing board and become to design the main tool of the personnel along with the cad technique development , and consumedly lower the labor strength of the design personnel , and increase the work efficiency of the design personnel
   随着cad技术的发展， cad已经代替丁字尺和图板成为设计人员的主要工具，大大降低了设计人员的劳动强度，提高了设计人员的工作效率。

百科释义

A T-square is a technical drawing instrument used by draftsmen primarily as a guide for drawing horizontal lines on a drafting table. It may also guide a set square to draw vertical or diagonal lines.