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问题 单项选择题

女性，36岁，幼年患支气管肺炎，以后常有咳嗽、咳痰，咳脓性痰，咳痰量每日不等，4年前开始咯血，1周前因发热、咳痰量增加，每日150ml左右入院治疗。

经检查，诊断明确后，首选的治疗是

A．雾化吸入治疗

B．手术治疗

C．支气乇管舒张药治疗

D．体位引流

E．纤维支气管镜吸痰

答案

参考答案：D

单项选择题

(71) is a one -way function that takes an arbitrarily long piece of plaintext and from it computes a fixed-length bit string.
(72) is a protocol that most USENET machines now use it to allow news articles to propagate from one machine to another over a reliable connection.
(73) is an approach preferred by cable TV providers. In this solution the fiber terminates at an optoelectrical converter and the final segment is a shared coaxial cable.
(74) is a device used to connect two separate network that use different communication protocol.
(75) is a digital-to-digital polar encoding method in which the signal level is always either positive or negative.

A．NNI

B．NRZ

C．NAK

D．NVT
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单项选择题

网络词汇"楼主"是表示（）

A.努力工作的人

B.有钱人

C.房东

D.发帖子的人
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