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1·Suppressing redundant NAK can effectually avoid the network congestion.

抑制冗余NAK能有效地避免拥塞出现。

2·And as you find you're using the site more often, you can make it easier to get around using navigational access keys (NAK).

随着对此站点的使用越来越多，您还可以通过导航访问键(NAK)让站点更易于访问。

3·The Soviet RORSAT radar satellites were powered by a NaK-cooled reactor. Apart from the wide liquid temperature range, NaK has a very low vapor pressure, important in the vacuum of space.

相当大的温度范围内仍然是液态，此外，钾钠合金蒸气压非常低，这一点在真空条件下显得尤为重要。