陀螺方位角 meaning in Chinese

gyro azimuth

The influence factors and optimal scheme of connected - triangle surveying with shaft is analyzed in detail . the formula for calculating the lateral transfixion errors of underground traverse with added gyro orientation line is derived strictly , the calculation results show that the accuracy can be increased obviously by the way of orienting added gyro lines
详细分析了联系测量各因素对方位传递的影响，探讨并比较了加测陀螺方位角后地下导线的精度提高问题，论证了加测陀螺方位角后直伸等边导线终点精度的严密计算公式及陀螺方位边布测的最佳位置。