Based on the radiocarbon data of the moss peat banks in Fildes Peninsula, Antarctica, it was calculated that the mean rates of peat accumulation in the upper la
NIADDM中肾功能衰竭的发生率(俄克拉何马印第安人糖尿病的研究)[英]/LeeET… //Diabetes.-1994,43.-572~579糖尿病肾病是美国25~64岁人中依赖透析的终末期肾脏疾病(ESRD)的唯一最重要原因。虽然,已认识到ESR...
The incidence of renal
The compositions of daughter mineral of melt inclusion in beryls, which are from pegmatites of Keketuhai in Xinjiang and Mufushan in Hunan, have been analyzed b
Definition 1. Assume that G(V, E, F)is a 3-connected plane graph. Remove all edges on the boundary of a face f<sub>0</sub> whose degree of all vertices of $ V(f-0)$