| 1. | Fly field frequency control is a key to fly field safety
飞场频率管控对飞行安全极为重要。 |
| 2. | Effect of different electric field frequencies on the germination percentage of hedysarum leave maxim and on the root length of its seedling
不同电场频率对羊柴种子发芽率和幼苗根长的影响 |
| 3. | Increases in magnetic field frequency decreases the capability of the dis - type mr fluid damper to reduce rotor vibration
随着磁场频率的增大，盘型磁流变流体阻尼器抑制转子振动的能力减小。 |
| 4. | In soft - photon approximation , the average excitation energy only appears in the first and second order terms of field frequency
在软光子近似下，平均激发能仅出现在光场频率的一阶和二阶项上。 |
| 5. | Results show that the magnetic field frequency has significant effect on the dynamic performance of the disk - type mr fluid damper
结果发现，磁场的频率对盘型磁流变流体阻尼器的动力特性有着显著的影响。 |
| 6. | By means of fourier integral for analysis of plus mag netic field frequency spectrum . it provides relation of magnetic field with maxim um frequency
利用付立叶积分对脉冲磁场进行频谱分析，讨论了脉冲磁场大小随所选择频率上限之间的关系 |
| 7. | If the field frequency is low , the acoustic solution of rotating sources in near field can be expressed by the far field acoustic solution plus some near field modifications
摘要旋转运动源近场声学频域解可以表示为在远场解基础上叠加近场修正项。 |
| 8. | The motion orbits , vibration time histories and imbalance response curves of the rotor system at different magnetic field frequencies and densities were measured and compared with those at steady magnetic field
通过测量不同磁场频率和强度下转子系统的运动轨道、振动时间历程和不平衡响应曲线，并与恒定磁场下的结果进行了比较。 |
| 9. | The dynamic character of the rotor system is the same as that without magnetic field when the magnetic field frequency is over a critical frequency , and the sinusoidal magnetic field cannot control the dynamic performance of the disk type mr fluid damper
当磁场的频率高于一个临界频率后，转子系统的动力特性与无磁场时的动力特性相同，正弦磁场不能够控制磁流变流体阻尼器的动力特性。 |
| 10. | We find that when the band width is suppressed to be much smaller than the field frequency , dynamical localization can exist in the system . the corresponding regions for the occurrence of dynamical localization in the parameter space can be found in the phase - diagram
发现当带宽被压缩到比电场频率小很多时，即系统的准能谱几乎不存在色散时，动力学局域化仍然可以存在，相应的动力学局域化发生区域可以在相图中找到。 |
