This paper presents the application of an approximate nonlinear filter in the identification of gyro drift error model.
提出了应用近似非线性滤波技术，辨识陀螺漂移误差模型的方法。
2
This system has perfected continuously in actual application and it can make the processing manner of removing zero drift, processing and correcting unusual point, calculating strain rosette etc true.
系统已在实际应用中不断完善，能够实现零漂处理、异常点处理和修正、应变花计算等处理方式。
3
This paper describes main technical characteristics of underhand drift hydraulic sand filling method and its successful application at North Part of Wushan Copper Mine.