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The attenuated law of flow field inside the nozzle block of the air jet vortex spinning is investigated by the method of numerical computation.
通过数值计算对喷气涡流纺喷嘴内部流场衰减规律进行探讨。
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Dozens of yard signs on every block, billboards asking for your vote, and TV ads spinning the issues and ragging on candidates.
NPR: DeLay Faces Tough Texas Primary Challenge
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