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问题 单项选择题

根据《统计法》的规定，属于私人、家庭的单项调查资料，非经（），不得泄露。

A．统计部门审批

B．县级以上人民政府统计机构审批

C．本人同意

D．调查者同意

答案

参考答案：C

单项选择题

Frame Relay is simplified form of (1) , similar in principle to (2) , in which synchronous, frames of data are routed to different destinations depending on header information.

Packets are routed throught one or more Virtual Circuits known as (3) Most Virtual Circuits are (4) , which means that the network provider sets up all DLCI connections at subscription time. (5) are also part of the Frame Relay specification. They privide a link that only lasts only as long as the session.

5（）

A．Permanent Circuits

B．Permanent Virtual Circuits

C．Switched Virtual Circuits

D．Switched Circuits
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单项选择题 A3/A4型题

患儿男，生后2天，出生体重为2400g。因吸入性肺炎入院，入院时患儿呼吸急促，口唇稍发绀。即置于辐射保暖床上抢救。

该患儿吸氧的流量应选择每分钟为（）

A.1L

B.2L

C.3L

D.4L

E.5L
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