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位移促动器
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位移促动器
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理学
位移促动器
释
displacement actuator
位移促动器
天文望远镜拼接镜面主动光学、自适应光学、精密跟踪系统中拼接子镜共相、共面或共焦,或改变快摆镜姿态、射电望远镜拼接面板共面的执行机构。
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