甲乙两人合作创作一部著作，2003年出版时，双方约定署名顺序为甲、乙。2005年甲、乙在原作的基础上共同修订准备出第二版。在该书付印之际乙未经与甲协商，即通知出版社调整署名顺序，将乙署名为第一作者，甲为第二作者。图书出版后，甲见署名顺序被调，便告乙侵犯了其署名权。在此，乙(56)。

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

 To a router, a flow is a(71)of packets that share the same characterstics, such as traveling the same(72), using the same(73), having the same kind of security, and so on. A router that supports the handling of flow labels has a(74)table. The table has an entry for each Active flow label; each entry defines the(75)required by the corresponding flow label.

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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(66)between sending the notification and notification arriving at the source, thousands of additional(67)may arrive. In ATM network, a major tool for preventing(68)is(69)control. When a host wants a new virtual(70), it must describe the traffic to be offered and the service expected.