cavendish torsion balance
cavendish torsion balance
卡文迪什扭力天平
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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An experiment under way at the University of Washington, led by Eric Adelberger, tests this idea using the world's most sensitive torsion balance, a souped-up version of the kit Henry Cavendish, an English physicist, used to measure gravity directly for the first time in the late 18th century.
ECONOMIST: Cosmology