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白银是2025年的亮点之一，而赫克拉矿业（Hecla Mining）股价在过去一年里飙升了近400%。该股已显现出初步的向上转强迹象，成功回踩确认了1月初的牛旗形态向上突破位，正向上突破一个熊旗，这一信号预示着后续的上行走势。
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"For a long time, roboticists have used DC [direct current] motors to make robots move," says Mike Tolley at the University of California San Diego.
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