To evaluate oral cancer screening by visual inspection.
评估肉眼检查在口腔癌筛查中的作用。
No detectable pits or gray edge by visual inspection after coating.
在镀膜后表面无可察觉的陷坑或灰色边缘。
The true prevalence of active infestation was underestimated by visual inspection by a factor of 3.5.
用目视检测得到的活动性头虱侵袭的患病率比真实的被低估了3.5个因子。
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