好一點的手表麵,好像就用這種,,,
所有跟帖:
• diamond ,就是 C。hardness 10。。莫桑鑽moissanite,hardness 9, 第二 -溫村- ♀ (0 bytes) () 03/07/2024 postreply 21:47:24
• 紅寶,藍寶,white sapphire 基本分子式都一樣的,hardness 也達到8.5-9。。。有興趣自己狗 -溫村- ♀ (284 bytes) () 03/07/2024 postreply 21:59:07
• diamond ,就是 C。hardness 10。。莫桑鑽moissanite,hardness 9, 第二 -溫村- ♀ (0 bytes) () 03/07/2024 postreply 21:47:24
• 紅寶,藍寶,white sapphire 基本分子式都一樣的,hardness 也達到8.5-9。。。有興趣自己狗 -溫村- ♀ (284 bytes) () 03/07/2024 postreply 21:59:07
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