鑽石分為一型和二型兩種，這主要是根據它是否含有N元素：一型含；二型不含。而藍色的鑽石是二B型的，是半導體。Utilizing probes which include polarized light-weight, photoluminescence, and cathodoluminescence, a series of development zones could be identified in diamonds. The characteristic sample in diam
或許有人會想：「我和伴侶是不是一定要買對戒？」但對戒不僅適合即將步入婚姻的伴侶，也非常適合那些在重要時刻希望象徵彼此承諾的人們。無論是訂婚、周年慶或是其他特別的日子，對戒都是紀念彼此關係的完美選擇。對戒不僅僅限於婚姻，更適合作為兩人
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