For reactive sputtering, the gradient films with varying ratio of chemical component can be prepared by changing gas flow rate continuously.
对于反应溅射，可通过连续改变反应气体流量制得化学成分比连续变化的梯度薄膜。
The gradient algorithm was adopted to calculate the required control force to suppress the rotor's instantaneous response coming from the parameter variance in the stiffness varying control of rotor.
为了解决转子变刚度控制中因参数变化导致瞬态响应问题，采用梯度算法，计算出抑制转子瞬态响应所需的控制力。
The interaction of temperature gradient with internal stress profile would result in time-varying velocity shift.
随时间变化的温度梯度与金属内部应力区的相互作用会导致超声速产生一种明显的变化。
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