深海堆積物の英語

sea sediment

a submarine mine

offshore oil reserves

deep‐sea fishery

deep-sea exploration

a submarine cable

a submarine telegram

submarine telegraph

a geographical feature called {"the bottom of the sea in a very deep region"}

a geographical feature of the sea bed, called sea shelf

of or taking place in the deeper parts of the sea

to sound the sea―take sounding―heave the lead

to go the bottom―go to Davy Jones's locker―find a watery grave

to lay a （submarine） cable

the theory called the ocean floor accretion theory

an underwater device used to locate fish, called fish-finder

a map of the sea bottom that records abnormality in gravity

a deep-sea submersible for academic exploration, called

line that raises or lowers a deep-sea diver

a geographical feature of the sea floor, that is a gently sloping submarine ridge, called 'kaibo'

an offshore oil field

a geographical feature of the sea floor called a ocean basin

the steep descent of the seabed from the continental shelf to the abyssal zone

navigable deep diving vessel for underwater exploration

the act of gathering sea sediments

a submarine geographical feature, called deep

the depth where mud begins to settle at the bottom of the ocean

spherical deep diving apparatus (lowered by a cable) for underwater exploration

an electric wire laid on the seabed

a zone which divides a continent and the deep-sea bottom called continental shelf