输血致溶血反应的处理中下列哪项是错误的:
A.立即停止输血B.维持静脉通路以备给药C.热水袋敷双侧肾区D.酸化尿液E.蜜切观察生命体征及尿量
参考答案:D
— I’m calling to _______ our lunch appointment. It’s tomorrow at twelve o’clock, right?
—Absolutely. [ ]
A. confirm
B. acknowledge
C. determine
D. recognize
产生电离的()称为电离层。
A.天空层
B.云层
C.大气层