利用激光狭缝扫描原理和光电传感技术，提出了一种用于测量大型回转体类零件圆度误差的激光扫描非接触测量方法和测量系统。
A laser scanning non contact measuring method and a measuring system for the roundness errors of large sized rotating parts are presented.
本文作者设计了多台狭缝式高速摄影机在联合工作情况下的电气控制系统。
The writer of the paper designed the electrical control system of narrow slit type of multiple-set high speed cameras under a condition of the combined operation.
用实验的方法，对改进的狭缝共振吸声结构的共振频率公式进行修正，使其适合该虚拟仪器系统。
The formant frequency formula can be adapted to the virtual instrument system after being corrected through experiment.
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