
The results of the third national land survey unified time point update in Guizhou Province have all passed the preliminary review and database quality inspection by the national verification team. Thus, the main work of the Guizhou Geological and Mineral Survey Institute for the "three surveys" has been completed. Next, the institute will carry out the acceptance work for the relevant topics and projects of the "three surveys". The picture shows technicians collecting soil samples.Photo by Zhou Hong
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