单词:drill-in, 'drilling-in
单词:drill-in, 'drilling-in 相关文章
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Lesson 55 Television Day: The search for oil TV Commentary: Almost everyone in the world uses oil in some way. Without oil, the world will stop, so men look for it everywhere. In our film today, you can see some oilmen. They are drilling for oil. Th
Technique May Eliminate Drill-and-Fill Dental Care For over a hundred years, dentists have been repairing cavities by removing the decayed tooth tissue with a drill and filling the hole with metal or plastic material. Depending on the cavitys depth,
China's first domestically-made submersible deep-sea drill completed its first trial run in the South China Sea on Sunday. The Sea Bull spent ten hours drilling 60 meters into the seabed under 3,000 meters of water. China is now the fourth country to
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JUDY WOODRUFF: The Obama administration has essentially cleared the way to allow Royal Dutch/Shell to begin drilling for oil and gas in the Arctic Ocean this summer. It's one of the most consequential and long-awaited drilling decisions from the gove