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1·The mathematical expressions of MTF for linear motion and sinusoidal vibration are developed.

推导出图像在线性和正弦运动条件下的调制传递函数(MTF)的数学表达式。

2·The fracture surface is rather rough in sinusoidal vibration, while is smooth in random vibration.

正弦振动断口非常粗糙，而随机振动断口比较平滑。

3·Fatigue life of random vibration can be calculated by the fatigue life of sinusoidal vibration under first natural frequency.

可以通过一阶固有频率下正弦振动试验试件寿命得到随机振动下试件的寿命。

4·The dynamics model of non-sinusoidal vibration system of crystallization utensil driven by elliptical gears was established, and its dynamics equation was derived.

建立了椭圆齿轮驱动的结晶器非正弦振动系统动力学模型，推导了动力学方程。

5·CONCLUSION: Vibration loading at a sinusoidal waveform can affect the metabolism of cultured articular chondrocytes.

结论：正弦波的振动负荷可以影响培养关节软骨细胞的代谢。

6·In this paper, the phase continue scan is combined with the sinusoidal phase modulation to determine the vibration amplitude of object by time average ESPI.

利用光学连续相位扫描和正弦相位调制相结合，提出一种ESPI时间平均测振的定量分析方法。