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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。Artificial diamonds is often developed from higher-purity carbon less than significant pressures and temperatures or from hydrocarbon gases by chemical vapor deposition (CVD). All-natural and art