贵州造桥用大石块，是在下面铺上滚动木棒，一点点向前推。

来源: chufang 于 2026-05-08 11:37:39 [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.