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问题 判断题

居住区用地根据不同的功能要求，一般分为住宅用地、道路用地、公共服务设施用地和公共绿地，本着生产和居住分离的原则以及环境保护的需要，在居住区内禁止布置工业用地。( )

答案

参考答案：错

单项选择题

药事管理的宗旨是

A．保证药品质量，维护人民身体健康

B．保证药品质量，增进药品疗效，保证人民用药安全

C．保证公民用药安全、有效、经济、合理、方便、及时

D．保证药品疗效的提高，维护人民身体用药的安全

E．在药品相关的各个环节实施药事政策与法规
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单项选择题

In the following essay, each blank has four choices. Choose the best answer and write down on the answer sheet.

In low-speed network, it is usually adequate to wait for congestion to occur and then react to it by telling the source of packets to slow down. In high-speed networks, this approach often works poorly, because in the (71) between sending the notification and notification arriving at the source, thousands of additional (72) may arrive. In ATM network, a major tool for preventing (73) is (74) control. When a host wants a new virtual (75) , it must describe the traffic to be offered and the service expected.

73（）

A．collision

B．congestion

C．drop

D．delay
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