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- Objective: To investigate the correlation of image density with focus-film distance in automatic exposure control(AEC) of chest radiography. 目的:探讨胸部摄影AEC?自动曝光控制下?影像密度与焦-片距的相关性。
- The image density and contrast of the plain film,X-ray with blue and green screen separately of chest in 160 cases were measured. 分别对160例在不同屏片上的胸部平片的影像密度、对比度进行测试,同时由高年资医师和技师以主观方式比较,评价影像质量。
- OP TIMUM IMAGE DENSITY SLICE AND THE APPROXIMATIONS 影像密度分割阈值的最佳选取与近似实施
- Keywords Brightness;Film image density;Phototimer;Exposure control; 关键词亮度;胶片影像密度;光电计时器;曝光控制;
- Processing technique for false color coding with phase-modulated image density 位相调制图像密度假彩色编码的处理方法
- The heroine is the spitting image of the author. 书中女主人翁是作者的真实写照。
- I have this image of you as always being cheerful. 在我的心目中，你的样子总是兴高采烈的。
- The minister is trying to improve his public image. 部长正在努力提高他自己的公众形象。
- His good image has stolen up on my brain. 他的良好形象已渐渐在我头脑中形成。
- She is the express image of her mother. 她和她母亲长得一模一样。
- A STUDY ON THE CORRELATION OF IMAGE DENSITY WITH FOCUS-FILM DISTANCE IN AUTOMATIC EXPOSURE CONTROL OF CHEST RADIOGRAPHY 胸部摄影自动曝光控制装置影像密度与焦-片距的相关性研究
- Black-white image density falsecolour encoding achieved by Mach-zehnder interferometer 利用Mach-Zehnder干涉仪实现黑白图象密度假彩色编码
- A defect of focus, such as blurring in an image. 像差焦点不准确而造成的物像模糊
- The display image of an area on a document. 在文卷上，某区的显示图象。
- The scandal hurt the government's image badly. 这丑闻严重损害了政府的形象。
- Her image is engraved upon my heart. 她的形象深深印在心中。
- Her image was fixed in his mind. 她的形象深深印在他的脑海里。
- He is the very spit and image of his father. 他和他父亲长得一模一样。
- This play is the image of contemporary urban life. 这个剧本是当代城市生活的生动写照。
- The baby is the spitting image of his father. 婴孩酷似其父。
