PS版晒版时，需要控制的时间主要有抽真空时间、曝光时间和显影时间。
When proofing plates, is need to control the vacuum time, exposure time and developing time of PS version.
由于快门速度决定了光线照射传感器的时间长短，所以它也是用来控制曝光亮的手段。
Since the shutter speed determines the length of time that light hits the sensor, it will affect the overall exposure of the image by halving or doubling the exposure.
用激光回波脉冲控制电子快门来操纵摄像机的曝光时间，是抑制背景噪声的一种有效方法。
Steering exposure time of a camera through control electron shutter with laser echo pulse is an effective method for inhibiting background noise.
本发明是一种利用脉冲激光精确控制曝光时间的方法，用于微细加工技术领域。
The invention discloses a method for accurately controlling exposure time by utilizing pulse laser, which is applied to the technical field of micromachining.
使用CT的激发扫描功能控制曝光时间能得到更准确的肝动脉期时间。
Using ct arouse scanning function control exposure time can get more accurate liver artery issue time.
研究了在氩氧控制气氛条件下锆中铪的分析条件，对氩氧比、激发电流、曝光时间等实验参数进行了选择。
A method for determination of hafnium in zirconium under Ar-O_2 controlled atmosphere was developed and the conditions of ratio of Ar-O_2, excited current and exposed time were optimized.
提出三种新的利用空间光调制器(SLM)实现的动态范围扩展方法：时间域slm多次曝光，空间域光强编码调制，自适应PID反馈控制。
Three new dynamic range extend methods with spatial light modulator (SLM) are proposed: temporal SLM multi-exposure method, spatial light encoding method and self-adaptive PID feedback control method.
提出三种新的利用空间光调制器(SLM)实现的动态范围扩展方法：时间域slm多次曝光，空间域光强编码调制，自适应PID反馈控制。
Three new dynamic range extend methods with spatial light modulator (SLM) are proposed: temporal SLM multi-exposure method, spatial light encoding method and self-adaptive PID feedback control method.
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