有道理，，，，但是什么样的土能承载80吨的石头，会不会下陷

来源: 如诗如画于 2022-11-26 22:05:38 [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.