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   English
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packet switched node
avia. 分组交换节点
packet switch node
comp., net. 分组交换节点
multimed. 包交换节点
 English thesaurus
Packet Switch Node
abbr. PSN (replaced IMP; ARPANET/MILNET)
comp., net., abbr. PSN
IT, abbr. PSN (ARPANET/MILNET, replaced IMP)