发布时间:2025-02-03 00:20:30
R为半径,体积V=4/3*pi*R*R*R,表面积S=4*pi*R*R, 比表面积=S/V=3/R,减小半径就可以了。
要结婚了可房子还没装修好有没有涂料是装修完就可以入住的不想再耽搁时间了
2025-02-03 00:20:30 2025-02-03 00:20:30 2025-02-03 00:20:30 2025-02-03 00:20:30 2025-02-03 00:20:30 2025-02-03 00:20:30 2025-02-03 00:20:30 2025-02-03 00:20:30 2025-02-03 00:20:30 2025-02-03 00:20:30 2025-02-03 00:20:30 2025-02-03 00:20:30 2025-02-03 00:20:30 2025-02-03 00:20:30 2025-02-03 00:20:30 2025-02-03 00:20:30寻找一部关于伊尔斯科赫的电影她在布痕瓦尔德集中营看守用人皮做艺术品
2025-02-03 00:20:30 2025-02-03 00:20:30 2025-02-03 00:20:30 2025-02-03 00:20:30 2025-02-03 00:20:30 2025-02-03 00:20:30 2025-02-03 00:20:30 2025-02-03 00:20:30 2025-02-03 00:20:30 2025-02-03 00:20:30 2025-02-03 00:20:30 2025-02-03 00:20:30 2025-02-03 00:20:30