深海底大盆地  abyssal plain

安哥拉深海平原  Angola abyssal plain

半深海海底  bathyal; bathyal zone

次深海的半深海海底  bathyal

次深海－深海相  bathyal-abyssal facies

大海深海  Blue water

近大陆深海平原  near-continental abyssal plain

琼东南深海盆地  deep water basin in southeast Hainan

深海底地质学  deep sea floor geology

深海海底  deep seafloor

深海海底的  abyssalbenthic

深海盆地  deep-sea basin; abyssal basins; bathymetric low; abyssal basin

深海平原  deep sea plain; abyssal plain; deep-sea plain

海底大地电磁  Sea magnetotelluric

海底平原  seabottom plain; sea-bottom plain; submarine plain

海原大地震  Haiyuan earthquake

大地盆地  geobasin

高原－山带－盆地平原组合  buffalo dance

盆地平原  basin plain