关于眼眶原发炎性假瘤的描述哪项不正确:
A. 泪腺肿大
B. 一或多条眼外肌肿大
C. 球后软组织肿块
D. 眼肌附着处眼环增粗,模糊
E. 鉴别困难时可行CT引导下活检
有关表皮样囊肿提法有错误的是:
A. 好发于桥小脑脚区,中线附近
B. 具有“钻缝”特点
C. 不增强
D. 团块型表皮样囊肿沿蛛网膜下腔蔓延
E. 边缘清晰
What does the sentence "... it is better to refrain from smoking" mean
A. You'd better smoke outside the guest's home.
B. It's better to hold yourself back from smoking.
C. You'd better ask the other guests to smoke together with you.
D. You should break away from the bad habit of smoking.
下列关于矩阵的概念,哪一项是错误的()
A. 表示一个横竖排列的数字阵列
B. 矩阵的大小表示单位面积象素熟练的多少
C. 矩阵大,表明象素小,图像分辨率高
D. 矩阵大,表明象素大,图像分辨率高
E. 显示矩阵是指图像的排列阵列