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【简答题】
ipv4地址和ipv6地址的区別?
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参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】接入网用碟形引入光缆广泛用于FTTH,也叫( )光缆,适合室布线。
【单选题】A ship can request completion of a ____ when the ship is at a higher security level than the port facility or another ship it is interfacing with.
A.
DOC
B.
DOS
C.
SSP
D.
SMC
【单选题】When do sailors make the ship fast? （）
A.
When a ship is unmooring.
B.
After a ship is in position alongside a wharf.
C.
Before a ship is loading.
D.
A and C
【单选题】The captain determined to be with the ship forever and never to disappointment even when the ship sank．
A.
gave way
B.
gave over
C.
gave off
D.
gave up
【简答题】光纤管理器件根据光缆布线场合要求分为两类,即光纤配线架和光纤接线箱。光纤配线架适合于 场合,而光纤接线箱适合于 场合。
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