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1. The photoelectric guider is used to detect the presence of light in a dark environment.
光电导引器用于在黑暗环境中检测光的存在。
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2. The photoelectric guider is an essential tool for navigation in space exploration.
光电导引器是太空探索中导航的必备工具。
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3. The photoelectric guider can be used to measure the intensity of light and adjust the exposure time accordingly.
光电导引器可以用来测量光线的强度并相应地调整曝光时间。