中國科學的問題是缺乏完整性，係統性。中國科學是脈衝波的形式出現的，時有時無，管中窺豹

來源: 哪一枝杏花於 2024-10-22 10:43:00 [舊帖] [給我悄悄話] 本文已被閱讀：次

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