WebA contrast agent (or contrast medium) is a substance used to increase the contrast of structures or fluids within the body in medical imaging. Contrast agents absorb or alter external electromagnetism or ultrasound, which is different from radiopharmaceuticals, which emit radiation themselves.In x-ray imaging, contrast agents enhance the … Web对比效应(contrast effects)在认知心理学中,人们把某一特定感受器因同时或先后受到性质不同或相反的刺激物的作用,引起感受性发生变化的现象,叫做对比效应。譬如,灰色的小正方形置于黑白不同的两个背景上,虽然两个灰色小正方形其明度是一样的,但我们在认识它们时会感觉到黑色背景上 ...
The effects of interocular correlation and contrast on …
WebThe City of Fawn Creek is located in the State of Kansas. Find directions to Fawn Creek, browse local businesses, landmarks, get current traffic estimates, road conditions, and … Web及物动词. 1. to compare in order to show unlikeness or differences; note the opposite natures, purposes, etc., of. Contrast the political rights of Romans and Greeks. 非及物动 … dan krachinsky cleveland cliffs
晕轮效应 - 维基百科,自由的百科全书
Webcontrast effects中文意思:對比效應…,點擊查查權威綫上辭典詳細解釋contrast effects的中文翻譯,contrast effects的發音,三態,音標,用法和造句等。 contrast effects中文, contrast effects中文意思 Web"contrast-enhanced ultrasound"中文翻译 超声造影成像 "dynamic contrast-enhanced imaging"中文翻译 动脉增强扫描 "contrast enhancement ct"中文翻译 对比增强计算机x线断层照相术 "ct contrast resolution"中文翻译 ct对比分辨率 "ce-mra contrast enhanced mra"中文翻译 对比增强磁共振血管造影 Webn. the opposition or dissimilarity of things that are compared. "in contrast to"; "by contrast". 同义词:direct contrast. the act of distinguishing by comparing differences. a conceptual separation or distinction. 同义词:linedividing linedemarcation. the perceptual effect of the juxtaposition of very different colors. birthday flyers templates free