在一半徑為2的球裏放入半徑為1的小球,最多能放幾個?
本帖於 2022-01-15 13:45:48 時間, 由普通用戶 yma16 編輯
WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.
Copyright ©1998-2025 wenxuecity.com All rights reserved. Privacy Statement & Terms of Use & User Privacy Protection Policy