张力性气胸
参考答案:张力性气胸:是闭合性气胸的一种,由于破口形成活瓣,气体不断从破口进入胸膜腔,使胸膜腔压力增加,构成张力,肺组织严重萎陷,明显影响呼吸功能与血流动力学。
以下关于询证函的说法正确的是()。
A.询证函一般没有统一格式
B.询证函一般由被审计单位编制
C.询证函回函一般寄回被审计单位
D.询证函一般以被审计单位的身份编制
How did Benjamin Graham view stock investment a. He believed that both trading stocks and investing stocks are risky. b. He regarded investing stocks equally risky as trading stocks. c. He insisted that trading stocks were less valuable than investing stocks. d. He compared hot stocks to fashionable dogs.