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- visual contrast threshold 视觉对比阈
- With this system,many visual functions can be tested,such as visual field,visual acuity,visual contrast susceptibility,strabismus,cross eye,etc. 该系统的主要功能有视野检查、斜视及同视功能检查、视觉对比敏感度检查和视锐度检查,可用于视觉医学研究及视功能临床疾病的诊断。
- Main evidences came from studies of visual contrast sensitivity, magnocellular suppress function and visual motion perception. 他们从对比度敏感性研究、巨细胞抑制功能研究与视觉运动知觉功能的研究结果中得到了支持证据。
- KODAK COM CM Microfilm 2466 gives you improved readability of headers, increased character sharpness, and higher visual contrast for wet, roll-format COM output. KODAK COM CM型2466缩微胶片带给你增强的页眉可读性、增强的字符清晰度、更高的视觉对比度。
- Secondly, other parameters such as temperature difference and emissivity of target and sky, molecular absorptive transmittance, instantaneous field of view (IFOV), contrast threshold and radiant wavelength are discussed in detail. 然后,对目标天空背景温差、发射率,气溶胶衰减系数,瞬时视场、对比度探测阈值以及辐射波长等参数作了详细讨论。
- Object: To evaluate mesopic contrast threshold under 3 kinds of background and to explore the effect of adaptation time, adaptation luminance and glare on contrast threshold of human s eye. 目的评估3种背景环境下的中间视觉对比度阈值,并探讨暗适应时间、背景亮度和眩光对人眼对比度阈值的影响。
- Contrast threshold see Threshold contrast 对比度域值见域值对比
- Beirut, the capital of Lebanon, is a city of visual contrasts where the glitterati rub shoulders with the ghetto. 贝鲁特,黎巴嫩的首都,是一座上层人物和少数民族共同居住的城市。
- Black and white show a striking contrast. 黑和白形成明显的对比。
- The cabin has a flat stone for a threshold. 这间小屋用一条扁平的石头做门槛。
- The treaty will be the threshold of lasting peace. 这个条约将成为持久和平的开端。
- Elements intended to stand out should be visually contrasted with any regularized elements through adjustment of one or more visual properties, such as size, color, and position. 如果需要突出某个元素,则可以在视觉上与其他标准化的元素产生对比。 为此可以通过调整一到几个视觉属性来实现,比如尺寸、颜色,或者位置等。
- The difference contrast is notable. 差别对比是显著的。
- Her white face and her dark dress contrast sharply. 她洁白的脸和她黑色的衣服形成强烈的对比。
- Her designs have a strong visual appeal. 她的设计在视觉上很有感染力。
- He was on the threshold of his career. 他的事业刚刚起步。
- The two brothers are in stark contrast. 兄弟俩形成鲜明的对比。
- He had never crossed the threshold of a bar before. 他过去从未进过酒吧的门。
- It is interesting to contrast the two writers. 将这两位作家加以比较是很有意思的。
- Telescopes and microscopes are visual instruments. 望远镜和显微镜是光学仪器。