For different soil depths, the amplitude of temperature daily variation can be approximated as an exponential function of the depth.
一日内地温变幅与深度关系可拟合成指数函数。
In high frequency region, the response of an extended target is well approximated as the sum of responses from individual scattering centers.
在高频区，复杂目标的电磁散射表现为多散射中心相干迭加的结果。
Experiments on simultaneous mask effect where tones were masked by narrow-band noises with different SPL showed that the masking curve could be approximated as two segments of straight line.
不同声压级下窄带噪声对纯音同时掩蔽效应的实验结果表明：掩蔽曲线可以用两段直线来近似。
The derived dynamic transfer matrix can be used for calculation of the exact natural frequencies and mode shapes for thin-walled beams and structures approximated as composed of thin-walled beams.
动态传递矩阵可以用于计算薄壁梁集合体的精确固有频率和模态形状。
The derived dynamic transfer matrix can be used for calculation of the exact natural frequencies and mode shapes for thin-walled beams and structures approximated as composed of thin-walled beams.
动态传递矩阵可以用于计算薄壁梁集合体的精确固有频率和模态形状。
应用推荐