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问题 单项选择题

信息采集人员以“神秘顾客”的身份参与餐厅的消费活动，借以调查餐厅的服务水平和服务情况以及产品的（）。

A.适销程度

B.开放程度

C.创新程度

D.竞争程度

答案

参考答案：A

单项选择题

An internet is a combination of networks connected by （） . When a datagram goes from a source to a （） , it will probably pass many （） until it reaches the router attached to the destination network. A router receives a （） from a network and passes it to another network. A router is usually attached to several networks. When it receives a packet, to which network should it pass the packet The decision is based on optimization: Which of the available （） is the optimum pathway

A router receives a （） from a network and passes it to another network.

A．destination

B．resource

C．packet

D．source
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单项选择题

下列眶内病变诊断要点，哪项不对（）

A.甲状腺突眼：可以单侧或双侧

B.眶内血管瘤：偶可见到静脉石

C.眶内静脉曲张：间歇性突眼

D.眶内炎性假瘤：平片无异常发现

E.横纹肌肉瘤：眶骨破坏
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