The first 9th modes and the effect of several noise abating measures were tested with CAT technology on the experimental model that was made according to similarity theory.

• 本文进一步应用相似理论制作了圆盘锯的试验模型,利用计算机辅助测试技术测试了圆盘锯的前9阶振型和几种降噪措施的降噪效果。