下列古希腊抒情诗人中，哪一位是独唱琴歌的作者？（） 品达。 萨福。 提耳太俄斯。 阿耳喀罗科斯。
论述班主任的素质要求。
护面墙的主要作用是（） 防护土质边坡。 防护较质岩石边坡。 防护土质及岩石边坡。 加固边坡防止塌方。
乳中掺水1％，冰点约上升（） 0.054℃。 0.0054℃。 0.54℃。
Your company is researching a new application that runs over IPv6，but part of it must still have IPv4 support. Your company uses a traditional IPv4 network. Your plan is not to run IPv6 over the whole network，but to segment parts of the network or even to operate simultaneously with IPv6 and IPv4. You must make a brief presentation about IPv6 technology to the board of technical directors. Which three of these items could be part of your presentation？ （） Tunnel IPv6 over IPv4 to connect far-end IPv6 networks.。 Explain why configuring IPv4 and IPv6 at the same time over the same LAN interface is not possible.。 Explain why configuring IPv4 and IPv6 at the same time over the same LAN interface is possible.。 What is the meaning of EUI-64 and how does it work？。 Tunnel IPv4 over IPv6 to connect far-end IPv4 networks.。
对于SNCP业务故障，需要检查哪些单板上的SNCP编号是否一致？（）
