nak中文叫法：纳克。
1、Using Tree Reconstruction and NAK in Application-Level Multicast System.
树修复与NAK方法在应用层多播系统中的应用。
2、Analysis on the properties of NaK alloy high temperature heat pipe and its experimental study.
钠钾合金高温热管性能试验研究。
3、Performance Analysis and Comparison of Reliable Multicast Transport Protocol Based on ACK and NAK.
基于ACK和NAK的可靠组播传输协议的性能分析和比较。
4、Two types of basic reliable multicast transport protocol ( ACK based and NAK based) are presented in the paper.
本文在目前各种可靠组播传输协议的基础上，归纳构建了两类基本的可靠组播传输协议&基于确认（ACK）的和基于否定确认（NAK）的可靠组播传输协议。
5、Suppressing redundant NAK can effectually avoid the network congestion.
抑制冗余NAK能有效地避免拥塞出现。
