请说出新生儿肺透明膜病单病种标准?
参考答案:
标准:新生儿出现进行性呼吸困难,胸片提示:肺透明膜病,且肺泡表面活性物质。
My elder brother _____ serve in the army. He is now a policeman. [ ]
A. used to being
B. used to
C. was used to
D. is used to
一般定价的目标有下列哪些?()
A.求生存
B.求市场占有率的领先
C.求产品质量或研发的领先
D.求本期利润最大