为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......

The Liudaogou area underwent multiple large-scale tectonic movements since Archean.Little studies have been carried out ......

目的研究当地款冬的分布及发育状况。方法对款冬的分布、性状、主要遗传参数进行观察研究。结论海拔1 050~580 m处有自然分布;花蕾......

通过对临江市中药资源的系统调查,并走访调查当地中药传统知识的应用情况,研究临江中药资源种类、蕴藏量及药用价值,为当地野生中......

The concept of "renovation and restoration" marks the transformation from urban and rural planning and construction to i......