impression

It studies the practical values and the correlative application of the characteristic curve for the selection of the exposure parameters in the process of radiographic detection.

阐述了正确运用X光胶片特性曲线在射线检测中的重要性,研究了X光胶片特性曲线在射线检测过程中曝光参数选取时的实用价值及其相关应用。

In this paper, aiming at the characteristics of exposure parameters during thick photoresist lithography, we present an enhanced Dill exposure model suitable for describing the thick photoresist exposure.

针对厚胶曝光参数随不同光刻胶厚度及工艺条件变化的特点,在原有Dill曝光模型基础上,建立了适合于描述厚胶曝光过程的增强Dill模型,并将统计分析的趋势面法引入到厚胶曝光参数变化规律的研究中,给出了厚胶AZ4562曝光参数随胶厚及工艺条件的变化趋势,为开展厚胶光刻实验研究和曝光过程模拟提供指导性依据。

Considered the nonlinear factors existing in the exposure process of thick photoresist,an enhanced Dill model for thick photoresist is proposed,which improves the original Dill model and modifies the definition of Dill exposure parameters.

针对厚层抗蚀剂曝光过程中存在诸非线性因素的影响,更新Dill曝光参数的定义,建立了适合描述厚层抗蚀剂曝光过程的增强Dill模型。

PurposeTo optimize X-ray exposure parameters and estimate the relationship between exposure parameters, image quality, and radiation dose, so as to minimize the radiation dose and sustain the image quality simultaneously.

目的本研究探讨寻找最优化X线曝光参数的方法,并试图寻找出曝光参数、图像质量及放射剂量三者之间的关系,以同时满足图像质量的最优化和放射剂量的最小化。

Theoretical and Applied Study of Double-exposure Digital Holographic Interferometry;

二次曝光数字全息干涉术的理论与应用研究

The film will not advance and the exposure counter number will remain the same.

胶卷不会转动,曝光计数器数字不变。

Exposure,radiographic exposure

曝光,射线照相曝光

automatic X-ray exposure factor recorder

X射线曝光因数自动记录器

Mathematical modeling and calculation on exposure time of curtain-type shutter

帘幕式快门曝光精度数学建模及计算

When the film is completely rewound, the exposure counter displays "E".

当胶卷完全倒完后,曝光计数器将显示“E”。

Data Collection and Process for Signals of Two CCD with Auto-gain Regulation;

双通道自动增益不等时曝光CCD数据采集与处理

Troubleshooting of Overtime Pulse Exposure Acquisition of Digital X-ray System

数字X线机脉冲曝光采集超时的处理方法

Method of Measuring Exposal Parameters of Background Advertisements of Sports Competitions

体育赛事背景广告曝光参数的测算方法

Precision Control Technology of Exposure Time for Full-Frame CCD Digital Camera

全帧型CCD数码相机曝光时间的精确控制

Study on Object Displacement Measure Using Double-exposure Digital Image Hologram Method

数字像面全息双曝光法测量物体位移的研究

adding and copying machine

[花筒]连续曝光机

Black-and-white exposure

黑白片曝光(摄影)

specification of exposure index and measuring method of photographic sensit ivity of negative photographic sensitive materials to daylight and artificial light

阳光和人造光下负摄像胶片的曝光系数和摄像灵敏度测定法

It is sometimes possible to take more exposures than the specified number indicated on the box of the film. However, these "extra" exposures may be overlapped or cut off.

有时,可以取用比胶卷盒上规定数值更大的曝光量,但是这些过量的曝光可能过大或拍坏。

roentgen films,sensitized but not exposed

未曝光X光感光胶片

The exposure indicator displays the selected exposure compensation value.

曝光指示灯将显示所选的曝光补偿值。

bracket exposures

包围式曝光，作多级增减曝光