... 水平仪(测水平线仪器) levels 水准仪 levelling instruments 观测仪器 observation instruments ...
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Flexible coordinate system is introduced into theodolite industrial measurement, so there arent errors of instruments levelling and relative orientation in self locating of the system.
将柔性坐标系引入经纬仪工业测量中,使其系统自定位不再受仪器整平误差和相对定向误差的影响。
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