Matrix step is low by using the finite element transfer matrix method. Natural frequency by calculation approaches to actual natural frequency and the error is allowable.
用有限元传递矩阵法分析火炮身管固有振动特性,矩阵阶次低,计算所得的固有频率与实际固有频率接近,误差在允许的范围内。
The circuit has wide frequency bandwidth, high voltage and current transfer accuracy, simple structure. For this reason, it is easy to be realized with low cost for universal applications.
该电路具有频带宽、电压传输和电流传输精度高、结构简单、易于实现及成本低廉且实用性好的特点。
The result indicates that the ratio of the detectivities is approximately equal to the modulation transfer function of SPRITE detectors in the region of low spatial frequency, which is near 1.
在低空间频率范围内,后者和前者的探测率比近似等于SPRITE探测器的调制传递函数,接近于1。
This paper introduces how to establish Three-dimension finite element model to solute low frequency sound transfer function in small-enclosed room.
文中详细介绍了如何建立用于求解小尺度封闭空间低频声传递函数的三维有限元素模型。
How to computing low frequency sound transfer function from source to receiver in enclosed room has become key problem in small enclosed room auralization.
如何求解封闭空间中声源点到接收点的低频声传递函数已成为目前小尺度封闭空间可听化技术研究的关键问题。
According to local inherent frequency of exhaust hanger systems calculated with transfer function method, it is found that the frequencies of some exhaust hanger systems are low.
利用传递函数法分析某汽车排气系统挂钩的局部固有频率,发现一些排气系统挂钩固有频率偏低。
According to local inherent frequency of exhaust hanger systems calculated with transfer function method, it is found that the frequencies of some exhaust hanger systems are low.
利用传递函数法分析某汽车排气系统挂钩的局部固有频率,发现一些排气系统挂钩固有频率偏低。
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