助手标题
全文文献 工具书 数字 学术定义 翻译助手 学术趋势 更多
查询帮助
意见反馈
共[601]条 当前为第1条到20条[由于搜索限制,当前仅支持显示前5页数据]
 

相关语句
natural frequencies
The forward problem is to solve the natural frequencies through a cracked structural model and the inverse problem is to quantitatively determine the crack parameters using the experimental testing frequencies.
      
Contour plots of normalized crack location versus normalized crack size were plotted by using the first three natural frequencies as the inputs.
      
The estimations of natural frequencies and damping coefficients of the platform found as a result of data processing of microacceleration measurements made during its free oscillations are obtained.
      
Determining the natural frequencies of fluid oscillations in complex pipelines
      
Below we formulate the problem of the natural frequencies of small oscillations of a liquid for the general case of an equilibrium liquid surface in a weak potential mass force field.
      
It is shown that the natural frequencies and the corresponding eigenfunctions of this problem may be found by the Ritz method.
      
Dynamic stability of lattice blades with slight mismatch of natural frequencies
      
Natural frequencies and forms of small oscillations of an ideal liquid in a spherical vessel in a weak force field
      
The plane problem of determination of the natural frequencies of small oscillations of a viscous liquid rotating in a partially filled cylindrical vessel under conditions of weight-lessness is examined.
      
A numerical method is proposed for determining the natural frequencies and modes of the small oscillations of an ideal fluid in a half-space bounded above by a rigid plane with an aperture of arbitrary shape.
      
For the five lowest oscillation modes the natural frequencies and shapes are determined with high accuracy over a wide range of variation of the eccentricity.
      
The first natural frequencies are determined for elliptic basins with different eccentricities and angular velocities and certain characteristic natural shapes demonstrating the distinctive features of tidal flows in elliptic basins are constructed.
      
The shift produced by the resonator in the natural frequencies of the room is calculated.
      
The problem of determining the type of fastening of a circular plate inaccessible to direct observation from the natural frequencies of its symmetric flexural vibrations is considered.
      
An approximate formula for the determination of unknown boundary conditions from three natural frequencies is obtained.
      
It is assumed that the natural frequencies can be given approximately, within a certain accuracy.
      
Identification of the boundary conditions of a rectangular membrane from its natural frequencies
      
The first method allows one to identify the elastic constraint on each of the sides of the rectangular membrane from its four natural frequencies.
      
Identification of the type and parameters of fastening from the natural frequencies of a fastened rod
      
In this connection, a possible statement of the problem is as follows: to identify the type and parameters of fastening on both ends of a homogeneous rod from its natural frequencies.
      
 

首页上一页12345下一页尾页 

 
CNKI主页设CNKI翻译助手为主页 | 收藏CNKI翻译助手 | 广告服务 | 英文学术搜索
版权图标  2008 CNKI-中国知网
京ICP证040431号 互联网出版许可证 新出网证(京)字008号
北京市公安局海淀分局 备案号:110 1081725
版权图标 2008中国知网(cnki) 中国学术期刊(光盘版)电子杂志社