有关开放性气胸首先应进行的处理应该是()
A.封闭开放性胸壁伤口
B.给氧
C.胸腔闭式引流术
D.输液
E.半坐卧位
参考答案:A
解析:开放性气胸应首先变开放为闭合。
The duty-paying value shall be ().
A. the value of imports or exports declared by the consignors or consignees
B. the true transaction value of imports & exports
C. the value higher than the transaction value of identical or similar goods
D. the value lower than the transaction value of identical or similar goods