It is always a great difficult around fabricators to cut the special orientation and prism of crystal in the cutting process.
在晶体加工中，特殊晶向及晶体棱镜的切割一直是困扰加工者的一大难题。
Laser - cut enamel; the surfaces were not flat and devoid of a smear layer, with some evidence of prism structure, like fish scale.
激光切割牙釉质：表面不平，无法污层，釉柱结构清晰可见，呈鱼鳞状。
Laser - cut enamel; the surfaces were not flat and devoid of a smear layer, with some evidence of prism structure, like fish scale.
激光切割牙釉质：表面不平，无法污层，釉柱结构清晰可见，呈鱼鳞状。
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