The effect of oil film damping on the resonance frequency and spindle head amplitude of spindle system are thus investigated.
深入研究了油膜阻尼对主轴系统的共振频率及振幅的影响。
2
METHODS Model was built according to the results of magnetic resonance imaging in a head and the forward problem was computed with the finite element method.
方法利用大脑的磁共振成像结果构造模型，采用有限元方法计算正向问题。
3
Head ct or magnetic resonance imaging revealed brain dysplasia, encephalomalacia and abnormal white matter signal, and electroencephalography displayed slow wave or epileptiform activity.