To cause (a beam, etc.) systematically to traverse an area; to cause (an aerial) to rotate or oscillate to this end.
单词 | θ64738 |
释义 | the world > physical sensation > sight and vision > optical skills and techniques > use optical skills and techniques [verb (transitive)] > scan > cause beam to traverse an area (1) scan1960 To cause (a beam, etc.) systematically to traverse an area; to cause (an aerial) to rotate or oscillate to this end. |
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