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......

采用高温固相法制备了Ca10Li(PO4)7∶Dy3+发光材料,研究了Dy3+在Ca10Li(PO4)7基质中的发光特性.XRD测量结果表明,烧结温度为1 050......

The authors of this paper induced five principles of geographical symmetry based on the space distributions of cities an......

Objective: To study the effects of different concentrations of antisense oligodeoxynucleotides (ASODN) on human pancreat......