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New Technology and Methods of Mine Surveying, Mine IOT;
矿山测量新技术与方法、矿山物联网；
youdao
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Mine surveying data is the basic information of 3d mine tunnel modeling.
矿山测量数据是矿山三维巷道计算机模拟的基础数据。
youdao
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Mine surveying data is the basic information of 3d mine tunnel modeling.
矿山测量数据是矿山三维巷道计算机模拟的基础数据。
youdao