单词：foucault pendulums
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单词：foucault pendulums 相关文章
When assembled, Michell's apparatus looked like nothing so much as an eighteenth-century version of a Nautilus weight-training machine. It incorporated weights, counterweights, pendulums, shafts, and torsion wires. 装配完毕以后，米歇尔的仪器
发表于:2019-01-29 / 阅读(113) / 评论(0)
万物简史
万物简史