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[按:群邮件转型,回归学习 ~]
This is coming to you from Yiwei LI (PhD, Applied math), Taiyuan University of Science and Technology (TYUST) Taiyuan, China
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今天开始外语“再学习”计划 ~
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The most obvious mechnical phenomenon in electrical and magnetical experiments is the mutual action by which bodies in certain states set each other in motion while still at a sensible distance from each other.
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