沒想到吃根冰棍居然這麼難！古代硝石製冰是真的嗎？ Is it true that ancient saltpeter made ice?

Name: 沒想到吃根冰棍居然這麼難！古代硝石製冰是真的嗎？ Is it true that ancient saltpeter made ice?
Uploaded: 2023-06-21T21:09:42+08:00
Description: 沒想到吃根冰棍居然這麼難！古代硝石製冰是真的嗎？ Is it true that ancient saltpeter made ice?

分類：科學

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