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It can rapidly and exactly search for tiny defect,needle hole,crackl,gas crack on the anticorrosion coating of the metal and correctly note down the number of damaged point on the coating. |
中文意思: 快速精确地搜速金属表面防腐层的极小缺陷,针孔,裂纹,气隙并准确地记录防腐层破损点的个数。 |
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