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问题 单项选择题

新生儿败血症可有

A．出生时全身水肿，严重者为死胎
B．低体温、硬肿、多器官损害
C．不哭、不动、体温不升，可有黄疸、肝脾肿大
D．苦笑面容、角弓反张、刺激婴儿引起痉挛发作
E．腹胀、呕吐、粪便带血丝、鲜血，果酱样

答案

参考答案：C

单项选择题

TCP/IP (71) layer protocols provide services to the application (72) running on a computer. The application layer does not define the application itself, but rather it defines (73) that applications need--like the ability to transfer a file in the case of HTTP. In short,

the application layer provides an (74) between software running on a computer and the network itself. The TCP/IP application layer includes a relatively large number of protocols, with HTTP being only one of those. The TCP/IP (75) layer consists of two main protocol options--the Transmission Control Protocol (TCP) and the User Datagram Protocol (UDP).

（74）处填（）。

A．iteration

B．object

C．interface

D．activity
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选择题

博鳌亚洲论坛2011年年会4月15日上午在________博鳌开幕。国家 * * 胡 * * 出席开幕式并发表主旨演讲。  [ ]

A．海南

B．广州

C．上海

D．北京
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