| 1. | There is an indefiniteness in the wave number that is related to the finite length of the train .
由于波到的长度是有限的，因此相应地在波数上存在着不确定性。 |
| 2. | On the classification of elastic foundation beams with finite length
关于有限长弹性基础梁的分类 |
| 3. | One - dimensional chain model for finite length armchair carbon nanotubes
有限长度碳纳米管的一维链模型 |
| 4. | The study of the problem of a finite length rod with viscoelasticity
具有粘弹性本构关系的有限长细杆冲击问题的研究 |
| 5. | The first - principles calcultion of the electronic structure of finite length carbon nanotubes grafted by carboxyl
接枝羧基的有限长碳纳米管电子结构的第一性原理研究 |
| 6. | The exact expression is obtained by integration method for a tightly wound rectangular solenoid of finite length , the result is plotted and discussed
通过直接积分得到了有限长密绕矩形螺线管自感系数的精确表达式，并对结果进行了图示和讨论。 |
| 7. | This thesis focuses on the construction of biorthonormal multiresolution analyses ( mras ) with finite length filters , image compression and image watermarking based on wavelet transform
本论文主要研究滤波长度有限的双正交多尺度分析的构造和基于小波变换的图象压缩、图象隐形水印技术。 |
| 8. | At the same time , the problem described above was solved in the frequency domain and the analytical solution for lateral steady response of single pile with finite length or with infinite length was developed under different boundary conditions
同时，对上述同一问题在频域内进行求解，得到了各种边界条件下的有限长桩和无限长桩水平稳态振动解。 |
| 9. | These methods are following : ( 1 ) in order to build fem model conveniently and enhance calculating speed , interceped a finite length and built a 2d - symmetry model . ( 2 ) in order to apply loads conveniently , kept the entrance of cold fluid . ( 3 ) in order to obtain numerical results in steady situation , lengthened export and import ends
这些方法主要有： ( 1 )为了便于建立模型并提高计算速度，对于实际工程中采用的长径比特别大的换热管采取截取有限长度的方法并建立二维对称简化模型； ( 2 )提出采取保留冷流体入口端，截取有限长度的方法施加载荷； ( 3 )适当延长翅片管的出口端和入口端，以便获得稳定工况的数值解。 |
| 10. | The beam - on - dynamic - winkler - foundation ( bdwf ) model was utilized to determine the lateral dynamic response of a pile with finite length in a viscoelastic soil . an analytical solution was obtained in the time domain for the vibration of a pile under a laterally cyclic force applied at the pile head . based on the solution , the transient response of the pile loaded by semi - sine force was acquired with superposition principle
首先，基于动力winkler模型( bdwf )对粘弹性地基中有限长桩的水平动力响应问题进行求解，得到了单桩在桩顶受水平简谐荷载作用下的时域解析解，并在此基础上通过叠加原理得到了半正弦激振条件下的瞬态解析解。 |
