Build target acoustic signal's transmission and attenuation math model.
建立了目标噪声信号传播和衰减的数学模型。
Signal attenuation in the power line environment is often great, and unpredictable.
信号衰减在输电线环境经常是伟大和变化莫测的。
One is attenuation control mode and the other is power control mode.
一种是衰减比例控制模式，另一种是功率控制模式。
The reasonable parameters of the convolute air cover and axial speed attenuation rule were found.
获得了影响回旋气幕形成各主要因素的合理参数以及轴向速度衰减规律。
It has a rather high transmission frequency and low attenuation.
居有较高的传输频率和较低的衰减。
The property initial attenuation caused by regulation could affect social evolution and long-run economic growth.
管制导致的产权稀释会影响到社会演化和长期经济增长。
Ocean sound speed, attenuation, suspended sand size and so on are all important ocean parameters.
海洋声速、声衰减、温度、盐度、悬浮物等都是海水的重要参数。
Finally, different stress paths and strain areas would lead to different attenuation trends.
但应力路径、应变范围不同其衰减幅度不同。
Tracking control and disturbance attenuation is the basic control in actual project.
跟踪控制和扰动抑制是广泛存在于工程实际中的一类基本控制问题。
The attenuation factor, is determined by the biodegradation rate and time.
而衰减项则是填埋体降解速率和时间的函数。
The attenuation factor, is determined by the biodegradation rate and time.
而衰减项则是填埋体降解速率和时间的函数。
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