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2007英语四级备战之四级阅读(一)
文章作者 100test 发表时间 2007:12:01 14:19:05
来源 100Test.Com百考试题网


Oceanography has been defined as "The application of all sciences to the study of the sea".

  Before the nineteen century, scientists with an interest in the sea were few and far between. Certainly Newton considered some theoretical aspects of it in his writings, but he was reluctantto go to sea to further his work.

  For most people the sea was remote, and with the exception of early intercontinental travelers or others who earned a living from the sea, there was little reason to ask many questions about it, let alone to ask what lay beneath the surface. The first time that question "What is at the bottom of the oceans?" had to be answered with any commercial consequence was when the laying of a telegraph cable from Europe to America was proposed. The engineers had to know the depth profile(起伏形状)of the route to estimate the length of cable that had to be manufactured.

  It was to Maury of the US Navy that the Atlantic Telegraph Company tur

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