鑽石 for Dummies
鑽石 for Dummies
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分行租金及員工等成本為公司帶來額外開支，成本壓力大多會轉移至申請者身上，令貸款利率更貴。
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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，更適合作為兩人關係的見證。
The dispersion of white light-weight into spectral shades is the principal gemological attribute of gem diamonds. While in the 20th century, authorities in gemology produced methods of grading diamonds and various gemstones based upon the traits primary to their value to be a gem. 4 characteristics, regarded informally because the 4 Cs, are actually commonly applied as the basic descriptors of diamonds: these are typically its mass in carats (a carat becoming equivalent to 0.
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Diamond powder of an suitable grain measurement (all around fifty microns) burns which has a shower of sparks just after ignition from 鑽石 the flame. For that reason, pyrotechnic compositions based upon artificial diamond powder is often organized.
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Populations of diamonds from distinct resources have distributions of δ13C that differ markedly. Peridotitic diamonds are typically in the typical mantle selection; eclogitic diamonds have values from −forty to +3, Even though the peak of your distribution is inside the mantle range. This variability indicates that they're not formed from carbon that is primordial (owning resided during the mantle Because the Earth formed).
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Diagram of the volcanic pipe Geological evidence supports a design where kimberlite magma rises at four–twenty meters per second, generating an upward route by hydraulic fracturing in the rock. As being the pressure decreases, a vapor phase exsolves from your magma, which really helps to continue to keep the magma fluid.