DIC引起贫血的发生机制怎样?
参考答案:
引起贫血的机制:①微血管内形成纤维蛋白网,挤压或破坏红细胞产生溶血。②出血。
What did he do with his old car().
A.He maintained the old car.
B.He planned to replace the old car.
C.He discarded the old car.
D.He had his old car fixed.
数据仓库是决策支持系统的另一种技术,以下不属于数据仓库数据的特点是______
A.面向主题的 B.集成的 C.实时处理的 D.反映历史变化的