... 衡水拉力试验机 、速度精度 Speed Accuracy ； 12、位移测量精度 Stroke Accuracy : 14、安全装置 safety device: 电子限位保护，紧急停止Safeguard stroke ...
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对角位移干涉测量系统进行了误差分析，讨论了影响角位移测量精度的主要因素。
The main factors determining the measurement accuracy are respectively discussed based on the analyses of the measurement error of angular displacement.
方向位移传感器采用激光单点位置探测器P SD, Z轴方向的位移测量精度达10纳米。
The displacement sensor of Z axis adopts single point laser position detector PSD, and its resolution is about 10nm.
利用激光多普勒效应实现固体面内位移测量时，由于散射光的多普勒信号十分微弱，有时还出现淹没或不连续，影响位移测量精度。
In the displacement measurement system of scattering surface laser Doppler effect, the measuring accuracy is affected by the weakly Doppler signal that may be lost or discontinuous.
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