Periodicerror commonly appear in restoring uniform motion blurred picture, its appearance degrade the quality of restored image heavily.
周期性误差是匀速直线运动降质图像复原中普遍存在的现象，它严重影响复原图像质量。
2
The test scheme and identification method were given which solved the problem of periodicerror caused by the earth rotation angular velocity.
所提出的测试方案和辨识方法解决了地球自转角速度对陀螺加速度计的输出造成周期性误差这一重要问题。
3
Periodicerror, one of the main errors occurring with phase-type optic-electronic rangers, often results in influences seriously affecting the accuracy of measured distances.