水晶属性促使工艺变革

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Due to the hardness of the crystal and the backward polishing tools， the carvings are scarce， which hinders elaboration process of crystal culture. In modern era， the advanced machine tools and the improved technologies and crafts allow crystal attributes to be brought into play and demonstrated， thereby satisfying people with visual enjoyment in multiple facets.

自古以来因水晶坚硬，琢磨工具落后导致雕刻品稀少，从而影响水晶文化的发展进程。（剩余3402字）

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