The new method can measure dampingperiod of dial instrument rapidly and accurately.
该方法能够快速、准确地测量指针式仪表阻尼时间。
2
The paper analyzes the disadvantage of general dampingperiod measurement method of dial instrument, researches a automatic dampingperiod measure method, which is based on image recognition.
分析了常用仪表阻尼时间测量方法的弊端,研究了一种基于图像识别的自动阻尼时间测量方法。
3
For fixed damping and fixed excited frequency the motion of the beam under small amplitude of force is periodic, but becomes chaotic through period doubling bifurcation with increase of the force.