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[pdf] • : The said it was monitoring events in Vietnam closely, and urged restraint from all parties. Secretary of State , who is also a former , said the United States is "deeply concerned" that China has placed an oil rig in an area of the South China Sea also claimed by Vietnam, adding that the move was "provocative" and "aggressive".
[pdf] In the hole drill rigs are primarily used for drilling in mining and construction industries. These rigs are designed to drill precise holes with greater depth, offering significant advantages over other types of drilling technologies.
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