The aircraft is also projected to strengthen the national fleet according to the navy operational needs to protect Indonesian ocean zone and to replace the old Nomad aircraft.

这架飞机预计也将加强国家海军舰队，保护印尼海洋区，以取代旧式飞机。

youdao

They think that a new subduction zone might occur at the western edge of the Atlantic Ocean.

他们认为，一个新的俯冲带可能会出现在大西洋的西部边缘。

youdao

The world's largest existing marine reserve, established last year by the British government in the Indian Ocean, spans 554,000 km2 and is a no take zone throughout.

去年，英国政府在印度洋建立了世界上现存最大的海洋保护区，跨越55.4万平方公里，整个保护区均是禁渔区。

youdao

The large subduction zone earthquakes are responsible for most of the ocean-wide tsunamis, such as the recent tsunami in Japan.

VOA: special.2011.06.07

International conventions are an essential tool for protecting marine biodiversity, given the lack of physical barriers in the ocean to confine species to a single zone.

UNESCO: Open Access to Scientific Information

Which is a shame, because the U.S. has the largest federal water zone in the world, with more ocean area suitable for deep-water fish farming than the country has arable land area.

FORBES: Regulatory Uncertainty Drives A Fish Farmer To Foreign Waters