因车祸送入急诊室,血压60/30mmHg,紧急情况下应立即输入什么以增加血容量()
A.浓缩红细胞
B.血小板制剂
C.全血
D.血浆增量剂
参考答案:D
It's very cold today. You need __________ warm clothes if you go out. [ ]
A. be wear
B. wears
C. wearing
D. to wear
按照人们进行物流成本管理和控制的不同角度,可以把物流成本分成哪几类