maritime zone

基本解释

The Argentines had no warning of our readiness to take military action outside the maritime exclusion zone.
阿根廷人事先没有得到警告，不知道我们准备在海上封锁区以外采取军事行动。
Tokyo maintains that China's exploration for natural gas in the East China Sea threatens gas beds extending under what it deems Japan's maritime zone.
东京认为，中国方面开发东海天然气威胁到了日本视之为自己专属经济区的油气田。
blog.sina.com.cn
The undertaking is conducted in international waters, but usually occurs within Australia's maritime rescue zone, which Australia considers a whale sanctuary.
虽然保证在公海上进行，但也经常侵入了澳大利亚的海上援救区域——一个澳大利亚人认为的鲸鱼避难所。

It was written after a British submarine sank an Argentine cruiser, the Belgrano, that was sailing near the maritime exclusion zone on May 2nd, 1982.
ECONOMIST: Britain's military power