进入浴盆看到水溢出,顶多悟到溢出的水等于身体体积,是得不出浮力定律的。

来源: 红米2015 于 2023-05-24 07:50:34 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.