Torsion Balance(扭力天平?)。。。

來源: 2024-08-09 09:26:29 [博客] [舊帖] [給我悄悄話] 本文已被閱讀:

https://academic.oup.com/nsr/article/7/12/1803/5874900

長這樣

Cavendish’s instrument in the first laboratory measurement of G. Adapted from [7].