氧氣為什麼不會都沉在地表? - 地球科學討論
By Ina
at 2009-06-20T01:22
at 2009-06-20T01:22
Table of Contents
氧氣 , 二氧化碳都是比較重的氣體
為什麼他們不會沉在地表呢?
這個問題蠻困擾的
謝謝~!
--
為什麼他們不會沉在地表呢?
這個問題蠻困擾的
謝謝~!
--
Tags:
地球科學
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