For this reason, the lithological trap investigation has been carried out on the basis of full 3-d seismic migration data.

为此，以全三维地震偏移资料为基础的岩性圈闭研究得以开展。

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This is often a large process which involves lots of technique content including database object migration, data migration, code migration, system testing, etc.

这一过程通常十分庞大，它牵涉到数据库方案对象移植，数据移植，代码移植，系统测试等很多方面的技术问题。

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Only 680, 000, though the internal migration data for Africa are weak and therefore a comparative undercount is likely.

FORBES: 5+ Million Chinese Abroad--But India's Got More

Migration data for the most recent one-year period available, July 2010 t0 July 2011, show the Great Recession has shaken the rankings up quite a bit within the circle of fast-growth regions.

FORBES: Where Americans Are Moving

The so-called IRS taxpayer migration data files provide taxpayers and policy makers with valuable insights into where America is growing, where it is contracting, and the likely causes and effects of this migration.

FORBES: The Feds Black Out Adam Smith's Invisible Hand Of Migration