偏差量 meaning in English

amount of deviation
deviation value

As a kind of servo control card , it is important for the pcl - 832 card to compensate the error of position loop
Pcl ? 832控制卡作为伺服控制卡，对其位置环的位置偏差量的补偿，是实现精确位置控制的关键。
The improvements in the iaga contained adding strengthen operator , improving evaluation index of premature , etc . multi - phase homing project , making use of the flight properties of parafoil system in gliding and turning , was simple in control and facile in practice . based on frenet frame , the linear time - variable error equations of parafoil system were built
基于frenet坐标系推导和建立了翼伞系统线性时不变的误差方程,并运用“投影点”的思想来获得frenet坐标系下偏差量的解析近似表达式,从而设计了用于翼伞系统航迹跟踪的传统pd控制器和增益调节型模糊pd控制器。