t-square造句

• Drawing ruler - t - square
  绘图仪尺.丁字尺
• Ustable head t - square
  活动头丁字尺
• 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。