A method was presented based on the principle of the Eyellipse for describing systematically driver s visual field and visual obstructions, discussed the measurement of the direct ambinocular view, direct binocular obstruction, indirect ambinocular view, indirect monocular or binocular obstruction and steering wheel obstruction and drew the principles of how to apply the Eyellipse in this method.
系统地阐述了驾驶员视野及视野障碍的确定方法,论述了应用驾驶员眼椭圆确定驾驶员的直接双边视野、直接双眼视野障碍、间接双边视野、间接视野障碍和方向盘引起的视野障碍区的方法及其原理,并总结了其中应用眼椭圆的原则。
Objective To provide the pathogenic evidence for patients with visual disturbances,the origin,branches and inner diameters of the anomalous ophthalmic artery were investigated.
目的 研究眼动脉的起点 ,重点调查异常眼动脉的起始、分支及口径 ,为临床视力障碍提供病因资料。
Using integral calculating the paper derives the integral formular of calculating the coordinate value of spiral curve arbitrary micro-length,by which can ensure contin- uous surveying of the transition curve and overcome the difficulties caused by sight obstruct.
本文采用微分计算,推导出迥旋线任意微弧段坐标值计算的积分公式,当采用迥旋线作为道路的缓和曲线时,利用此公式可以保证缓和曲线的连续测设,从而克服因测设视线障碍带来的困难。
Characteristics of Response Styles and Their Significance in Hearing and Visual Impaired Students;
听觉障碍学生和视觉障碍学生反应风格的特点及其意义
Visually handicapped, ie blind or nearly blind
有视觉障碍的（瞎的或几乎瞎的）
JOHN BROWN: What about jigsaw puzzle design for visually handicapped?
为视觉障碍设计的七巧板游戏怎么样？
Research on the Deficiency Compensation of Sensation and Perception of People with Visual Impairment;
视觉障碍者感知觉缺陷补偿的实验研究
pertaining to a kind of visual impairment without apparent organic pathology.
与一种无明显器官病理的视觉障碍相关。
Research on Curriculum Design of the Basic Career Education for Junior School Students with Visual Impairment;
视觉障碍初中生基础职业教育课程设计研究
One Case of Clinical Analysis to Induce Labour of Ethacridine Lacticacid Causing Visual Sense Obstruction Temporarily;
利凡诺引产导致暂时性视觉障碍1例临床分析
Evaluation on Test Paper Quality of Meridians Theory Curriculum for College Students with Visual Impairments;
视觉障碍大学生《经络学》课程试卷考核质量评价
A Preliminary Study on the Comprehension of Vocabulary on Lower - grade Children with Visual Impairment;
低年级视觉障碍儿童词义理解的初步研究
A Review on the Research of Library Service to the Visually Impaired People in China
我国图书馆视觉障碍群体服务研究综述
The Study of the Weak-sighted between Location-and Frequency-based Auditory Inhibition of Return;
视觉障碍者基于位置和频率的听觉返回抑制研究
visual spatial disorientation
视觉性空间定向障碍
Vision System of Out-Door Vehicle for Guide-Line and Obstacle Inspection;
户外小车标线及障碍物视觉检测系统
Comparative Study on Characteristics of Visual Memory of Dyslexic Children and Normal ChildrenⅡ:Long-term Memory;
阅读障碍儿童视觉长时记忆特点研究
A Method of Obstacle Detection Based on Monocular Vision
基于单目视觉的障碍物检测方法研究
Study on Lane and Obstacle Detection Based on DSP and Machine Vision;
基于DSP及机器视觉的道路识别与障碍物检测
The Research on Visual Cognitive Ability of Students with Chinese Developmental Dyslexia;
汉语发展性阅读障碍学生的视觉认知能力研究
Obstacle Free Interior Design for Visually Handicapped People;
适应视觉残疾人的室内环境无障碍设计