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Terms for subject Hydroelectric power stations containing visual | all forms | exact matches only
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audio-visual archives音像档案
non-visual intercom非可视对讲机
visual angle视角
visual horizon可见地平线
visual inspection目测检验
visual inspection外观检测
visual inspection视觉检查
visual inspection外观检查
visual intercom可视对讲机
visual line视线
visual measurement目测
visual observation直观研究
visual observation外部观察
visual observation目测
visual of sag弧垂观测
visual range视距
visual sketch目测草图