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- A large elevated area of a sea floor. 海底斜坡大面积倾斜的海底
- It looked like a purple flower far above the sea floor. 它就像是一朵紫色的花高挂在海底上方。
- New sea floor is constantly being created along spreading centers. 新海底沿着扩张的中心不断地产生。
- The sea floor is spreading away from the mid-ocean ridges. 海底正在从大洋中脊扩张开来。
- A broad, level expanse, as a part of the sea floor or a lunar mare. 广阔的区域作为海底或月球阴暗部的平坦、水平或开阔的区域
- Obviously somewhere else old sea floor must be going away. 显然，一些其他地方的老海底就一定会逐渐消亡。
- A broad,level expanse,as a part of the sea floor or a lunar mare. 广阔的区域作为海底或月球阴暗部的平坦、水平或开阔的区域
- It swims on the sea floor just as its ancestors did. 它在海底游动,就象它的祖辈那样。
- And the sulphide mineral deposits lie directly on the sea floor. 而硫化物矿藏直接坐落在海床上。
- Deficient floor slope angle of an ore body often needs to dig a drift (or access) in its footwall rock when adopting non-pillar sublevel caving following-vein excavation. 采用沿脉布置的无底柱分段崩落法,当矿体底板倾角不足时,需要在下盘岩石中开掘进路。
- Land the TGB to sea floor and observe with the subsea television. 下基板到海底，用水下电视观察。
- Land the TGB to sea floor and observe with the sub sea. 下基板到海底，用水下电视观察。
- On death, their remains rained down to the sea floor. 死后，他们的遗骸大量地沉入海底。
- Sea stars are spiny, hard-skinned animals that live on the rocky sea floor. 海星有着带刺坚硬的身体，生活在海底的岩石上。
- If they are correct, it's possible, says Lawton, for fossils of organisms that were killed by the impact event to be reworked out on the ancient sea floor and laid down on top of (after) ejecta. 如果他们是正确的，劳顿说，生物体的化石受冲击影响而毁坏，出现在古老的海底的喷出物中。
- The outlet pipe's ends fixed by duct. The floor slopes towards the scupper. 排水管的末端用管支架固定。地板应向排水口倾斜以防积水。
- The floor slopes badly here. 地板在这里倾斜得很厉害。
- Transform fault earthquakes are most noticeable where the fault passes through a continent, rather than the sea floor. 转换断层地震是最值得注意的，在那里断层是通过陆地，而不是海底。
- Divers search for eggs on the sea floor dodging schools of fish, then turning in eggs for prizes. 潜水员们在海底避开鱼群寻找彩蛋，然后用彩蛋换取奖品。
- It is barely ten since systematic deep ocean bathymetry revealed the structure of rifts, fractures and trenches associated with sea floor spreading. 系统的深海深度测量揭示了与海底扩张有关的狭谷带、断裂带和海沟的结构。
