陕西省地震局对周至深井进行了数字化改造。
Zhouzhi well was reconstructed by Seismological Bureau of Shaanxi Province.
使用陕西数字地震台网1998～2003年间的地震记录，以台网平均震级为标准震级，分析了各子台的测定震级。
On the Basis of 1998-2003 digital seismic data from the Shaanxi Digital Seismic Network, we analyzed the magnitudes determined by the substations of the network.
本项目以陕西省周至县猕猴桃适生区土壤养分调查制图为例，进行了土壤养分图数字制图技术研究。
The technology of soil nutrient map digital mapping is studied taken suitable area for Chinese gooseberry in Zhouzhi County, Shannxi province as a case.
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