(来学网)遮色瓷层厚度最佳应为
  • A.
    (来学网)0.01~0.05mm
  • B.
    (来学网)0.1~0.2mm
  • C.
    (来学网)0.3~0.4mm
  • D.
    (来学网)0.5~0.6mm
  • E.
    (来学网)0.7~0.8mm
正确答案:
B