gyro-azimuth theodolite

网络释义

1.	真北经纬线测量学专业词汇... ... 真北，地理北 geographical north 真北经纬线 gyro-azimuth theodolite 真北经纬仪 gyroscopic theodolite ... www.zftrans.com
2.	真北经纬仪 36测量学_馆档网 ... "电罗经复示器"," gyro repeater" "真北经纬仪"," gyro-azimuth theodolite" "正北仪"," gyro-theodolite" ... www.guandang.com

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