根据美国地质勘探局(usgs)的数据，相对于北美版块，此次地震发生地的太平洋板块向西北移动，大约每年向北(at the latitude)移动45毫米。

According to the U.S. Geological Survey (USGS), the Pacific plate moves northwest with respect to the north America plate at about 45 millimeters per year at the latitude where the quake occurred.

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现在，他的关于移动，每一个的证据和裂隙是一个潜在的领域勘探他。

Now that he's on the move, every nook and cranny is a potential area of exploration for him.

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自升式钻井平台属于海上移动式平台，由于其定位能力强且作业稳定性好，在大陆架的勘探开发中居主力军地位。

As a mobile ocean platform, and owing to its high positioning capacity and good operation stability, the self-elevation drilling platform takes a leading role in continetial shelf exploration.

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