生命体通过某种生物过程聚集矿物质。The living organisms somehow concentrated the minerals by biological processes.液体中的原子与形成颗粒的矿物质相互作用。Atoms within the fluid interact with the minerals that form the grains.总体来说,矿物质远远不如其他营养成分好吸收。Minerals in...
Objective: Discussion of the clinical value percutaneous endoscopic gastrostomy ( PEG ).目的: 探讨经皮内镜下胃造瘘术 ( PEG ) 的临床应用价值.Objective To discuss the clinical value of percutaneous endoscopic gastrostomy ( PEG ).目的探讨经皮内镜胃造瘘术 ...