金屬元素鉑 - 社會議題

By Hedy
at 2015-01-29T00:00
at 2015-01-29T00:00
Table of Contents
有關鉑的所有資料
越多越好
越多越好
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社會議題
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By Zanna
at 2015-01-29T17:30
at 2015-01-29T17:30
2015-01-29 20:57:03 補充:
鈀比金、銀貴重,稍遜於鉑,鈀比鉑輕,一般人可以此判辨。
鉑金由於色澤銀白的金屬光亮,富延展性,可拉成很細的鉑絲,軋成極薄的鉑箔。

By Selena
at 2015-01-31T09:11
at 2015-01-31T09:11
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