(来学网)巴尔金定位法中代表角膜前缘的是
  • A.
    (来学网)正位片中3点钟位与9点钟位连线
  • B.
    (来学网)正位片中6点钟位与12点钟位连线
  • C.
    (来学网)正位片中3点钟位与12点钟位连线
  • D.
    (来学网)侧位片中6点钟位与12点钟位的连线
  • E.
    (来学网)侧位片中3点钟位与9点钟位连线