介绍了补偿器的原理；指出了在实际工作中如何正确使用全站仪以减少竖轴倾斜误差对测量结果的影响。
It introduced the principle of compensator of total station and pointed out how to exactly use a total station to decrease the influence of the vertical axis tilt error.
论证了长期以来存在的用象限仪标定炮耳轴倾斜传感器的方法误差。
In this paper, it is founded the error existed for a long time, which is caused by using the quadrant improperly to refer the trunnion-tilt sensor.
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