1·The decrease in intensity due to absorption is called damping and a wave whose intensity decreases for this reason is called a damped wave.
由于被吸收而强度减低叫做阻尼,而由于这一原因其强度减小的波叫做阻尼波。
2·According to the operating mode of the rod string in slant straight Wells, the authors establish a one-dimensional damped wave equation for the rod string.
根据斜直井抽油杆柱工况特点,建立了斜直井抽油杆柱的一维有阻尼波动方程。
3·The impulse measurement errors of the XZF—900 precision resistor divider and the ZRF—1200 low damped capacitor divider are given from exponential wave tests and calculations.
根据指数波试验和计算,文中给出了XZF-900精密电阻分压器和ZRF-1200低阻尼电容分压器的冲击测量误差。
4·Studying the equation of motion of damped simple pendulum, the shock wave solution is found.
研究和分析有阻尼单摆的运动方程,应用近似法方程时发现存在冲击波解并精确求解。
5·If the pumping signal is the periodic square wave, the damped oscillation wave will be generated in the circuit.
在周期性方波激励下,电路中产生衰减振荡波形。
6·Pseudospectral method is used to solve the driven -damped 1-d nonlinear drift -wave equation. Some problems in the computation are discussed.
介绍了用赝谱方法数值求解非线性漂移波方程,讨论了计算中遇到的一些问题。
7·The time periodic solution problem of damped generalized coupled nonlinear wave equations with periodic boundary condition was studied.
证明了具周期系数的边值问题正时间周期解的存在性以及对应初边值问题解的渐近性。