AGGER
发表于 2025-3-26 22:02:55
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使激动
发表于 2025-3-27 03:13:43
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MUTE
发表于 2025-3-27 07:27:00
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peak-flow
发表于 2025-3-27 13:06:40
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otic-capsule
发表于 2025-3-27 15:49:01
Michael Bretzled England in the 16th Century, her personal physician, William Gilbert, spent his spare time for studying magnetism. He shaped a load-stone in the form of the earth, which he called ‘ terrella’ and found that the magnetic forces on its surface were distributed somewhat similar to that of the earth
宽度
发表于 2025-3-27 21:41:07
0172-7389 not hitherto been available. Classical mechanics and equilibrium thermody namics, for instance, are inappropriate and useless in some of the most essen tial b978-3-642-79292-2978-3-642-79290-8Series ISSN 0172-7389 Series E-ISSN 2198-333X