nodal diameter

n.  节径

电力



双语例句

  1. Results: The minimal nodal diameter ≥ 8 mm as the diagnosis threshold was used for deep jugular chain nodes for CT or US, the sensitivity was 91.67%, 83.33% and specificity was 98.61% and 97.22% respectively.
    以淋巴结最小径≥8mm作为其B超诊断指标,敏感性83.33%、特异性97.22%。
  2. It is indicated that the larger resonance response resulted from the vibration at 3rd nodal diameter and 46 th order harmonic exciting vibration of control stage blades during operation is the major reason for cracking failure of blades.
    指出该叶片第3节径振动与第46阶谐波激振在运行中发生较大的共振响应是叶片断裂损坏的主要原因。
  3. And gives the safety evaluation indexes of nodal diameter static frequency of first harmonic system vibration band of blades with round linking. All these have reference value for judging the high frequency vibration of blade system.
    给出了整圈连接叶片一阶系统带节径静频率的安全性评价指标,时判断叶片系统的高频振动具有参考价值。
  4. The study shows the proposed model can analyze vibration of continuous cover blades effectively, and visualizes nodal diameter vibration and nodal circle vibration very well. The proposed model and program can provide guidance for vibration design and vibration measurement of continuous cover blades.
    算例表明,该模型可以有效计算成圈长叶片结构的振动特性,很好地反映成圈叶片结构的节径振动和节圆振动,为成圈叶片的振动设计和振动测量提供指导。
  5. The frequency veering non-integer nodal diameter is obtained using cyclic symmetry structural analysis method. The correlation of tuned free vibration characteristics with mistuning sensitivity is verified though numerical simulation. A more effective method to determine the mistuning sensitivity is proposed.
    利用循环对称结构分析方法计算得到非整数节径频率转向图,通过数值模拟对频率转向特征与失谐敏感性之间的关系进行验证,提出了确定叶轮失谐敏感性的更有效的方法。