海底 meaning in Chinese

the bottom of the sea; seabed; seafloor; benthos (benthon); davy jones's locker
◇海底爆破 seabed blasting; 海底采掘 [矿物] ocean-mine; 海底采矿 [采矿工程] submarine mine; submarine [undersea; offshore] mining; 海底采矿设备 ocean floor mining equipment; 海底采煤 undersea mining; 海底采样 seafloor sampling; 海底测量 ocean floor topographic survey; 海底测图 submarine mapping; 海底沉积物 bottom sediment; 海底地貌 submarine geomorphy; 海底地形 seafloor relief; submarine morphology; 海底地形图 ocean floor relief map; 海底地震仪 sea seismograph; 海底地质学 submarine geology; 海底电报 submarine telegraph; cablegram; 海底电报线路 submarine telegraph line; 海底电话电缆 submarine telephone cable; 海底电缆 submarine [undersea] cable; 海底动物 infauna; 海底断裂带 submarine fracture zone; 海底峰 seapeak; 海底高地 seahigh; 海底高原 plateau; 海底谷 seavalley; 海底管线 submerged pipeline; 海底火山 submarine volcano; 海底开发技术 ocean floor exploration technique; 海底勘察 submarine exploration; 海底矿床 undersea mineral deposit; 海底裂谷 submarine rift; 海底漫游动物 vagil-benthon; 海底平原 sea-bottom [submarine] plain; 海底山 seamount; 海底摄影器 benthograph; 海底生物 benthon; 海底石油开发 submarine oil exploitation; 海底隧道 submarine tunnel; 海底探测船 habitat; 海底通信电缆 submarine communication cable; 海底峡谷 submarine [ocean(ic)] canyon; 海底养殖 bottom [submarine] culture; 海底油管输送 offshore oil delivery; 海底油库 submerged tank; 海底油田 offshore oilfield; 海底钻探 offshore boring [drilling]; 海底资源 seabed [submarine] resources