A. A group of animals B. A population of organisms C. A type of organism D. A habitat 相关知识点: 试题来源: 解析 C。species 是物种,是一种类型的生物。选项 A,a group of animals 是一群动物;选项 B,a population of organisms 是一群生物体;选项 D,habitat 是栖息地。反馈...
study of the sea-floor as a subject worthy of the most qualified physicists and geologists. A burst of activity associated with the laying of submarine cables soon confirmed the challenger's observation that many parts of the ocean were two to three miles deep, and the existence of underwater...
因为the 用在occean前表示特指某个海洋。floor of the occean 意思是海洋地板。
Petrology of the Ocean Floor. Elsevier, Amsterdam, p. 389.Hekinian R.Petrology of the Ocean Floor. . 1982Hekinian, R., 1982. Petrology of the Ocean floor, Elsevier, Amsterdam, 393 pp.Hekinian, R. 1982. Petrology of the Ocean Floor. Elsevier, New York. 393 pp....
这些浅的区域，就是所谓的大陆架，他们可以一直延伸，最远的甚至离陆地有1000公里。大陆架更出去，就开始变得更加陡峭起来，有的深度甚至达到水平面下11000米。在海洋中较深的地方是很冷很黑暗的。因为阳光无法透过如此深的水进行照射，所以在那里也就没有植物生长。相对比而言，海洋中的大陆架就相对温暖...
And a device had been invented measured the time it took for the sound to reach the ship .It helped oceanographer map the ocean floor. Underwater photography is also important in mapping parts of the ocean floor. With the new methods that have been perfected, cameras can take pictures of ...
Located at a depth of 20 feet below the surface, the sand of the ocean floor off the coast of the Florida Keys might be an unlikely spot to host a music festival, but that hasn’t stopped music enthusiasts from diving underwater to rock out.For the past 35 years, the Underwater Music...
This would be the equivalent of a rift valley on land. Convergent plate boundaries are often the oldest parts of the sea floor. This would be an area where one continental plate subducts below another. An example of this can be seen in the North Pacific Ocean floor near the Aleutian ...
1【题文】On the ocean floor___. However, to bring them to the surface requires expensive equipment and trained people.A.do some sunken ship lieB.some sunken ships do lieC.lie some sunken shipsD.some sunken ships lie 2On the ocean floor___. However, to bring them to the surface requ...
The floor of the ocean is composed of basalt crust, or earth's top-most layer of thin rock. The floor of the ocean can be divided into four or five ocean bases based on geographical boundaries (e.g., continental margins, underwater mountains, and canyons), sediment composition (i.e.,...