Arag相关论文
在乙二胺四乙酸（EDTA）存在下，分别在超纯水、i—C3H8OH和CH，OH溶剂中，120℃温度下水热法合成了CaCO3晶体，用粉末XRD衍射方法和红外光谱对......
目的：探讨硬膜外腔应用氯胺酮对内脏牵拉反应的作用。方法：择期腹部手术100例，随机分为两组。A组氯胺酮组52例，B组度非组48例。术前1h......
The Role of Physical and Political Factors on the Conservation of Native Vegetation in the Brazilian
The AraguaiaRiver Basincovers a considerable extent of Brazilian Savanna (locally called Cerrado) and part of Amazon Tro......
