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数字测图可提供高质量的数字图象 ,控制好测量系统中数字相机的曝光量是获取最佳数字图象的重要因素之一。论述了如何利用自动曝光控制技术控制曝光时间获取较为理想的数字图象
Digital mapping provides high quality digital images. Controlling the exposure of digital cameras in a measurement system is one of the most important factors in obtaining the best digital image. Discusses how to use the automatic exposure control technology to control the exposure time to obtain the ideal digital image