| 1. | The swing is a pendulum with a single natural frequency depending on its length .
秋千是只有一个固有频率的摆，此频率决定于它的长度。 |
| 2. | Automobile ride single pulse input running test
汽车悬挂系统固有频率与阻尼比的测定试验 |
| 3. | Realization of appdomain - based fast data reading technology
预应力梁固有频率的试验研究 |
| 4. | First natural frequency control and shape design of mast
桅杆首阶固有频率控制与构形设计 |
| 5. | Frequency tests of helicopter rotating rotor blade
直升机旋翼旋转状态下桨叶固有频率的测试 |
| 6. | Frequency modify of exponential horn
指数形变幅杆固有频率的瑞利修正 |
| 7. | Natural frequency of rotor bearing system
转子支承系统固有频率 |
| 8. | Determine natural frequency of the symmetrical section timoshenko deep - beam
深梁结构固有频率的确定 |
| 9. | Concrete structure fault diagnosis using natural frequency
利用固有频率特征量诊断混凝土结构损伤位置 |
| 10. | Formula for natural frequency of rectangular plates with varying thickness
变厚度矩形板的固有频率公式 |
