这是因为,根据阿基米德的位移原理,漂浮物在水中会转移自身的重量。
It wasn't until 1906 that a scholar came across the prayer book in a library and realized it was a palimpsest, and that the underlying layer of texts could only have come from Archimedes.直到1906年,一位学者才在图书馆偶然发现了这本祈祷书,并意识到它是一本重写本,而且底层的文本只可能出自阿基米德之手。
It is also known as Archimedes' constant.它也被命名为阿基米德常数。