The nonlinear drift-wave equation driven by a sinusoidal wave is discussed in a coordinate system moving in the drivingphase speed.
在以驱动波相速度运动的坐标系中，用微扰法讨论。在正弦波驱动下的非线性漂移波的分波方程。
2
The low-voltage driving circuit is adopted to drive a piezoelectric ceramic phase shifter to shift the phase of the reference beam, so as to make the instrument lighter, smaller and cheaper.
采用低压驱动电路驱动压电陶瓷相移器对参考光束进行相移，从而使仪器质量减轻、体积缩小、成本降低。
3
It is presented in the paper that SIN subdivide microstep driving system with microprocessor controlled for three phase hybrid stepping motor synthesises both software and hardware.