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The first step is to detect the crack line.
第一步，缝隙线检测，是对缝隙线的粗略描绘。
youdao
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This instrument can detect on line and has application value.
该检测仪实现了在线检测，具有较大的应用价值。
youdao
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This instrument can detect on line and has application value.
该检测仪实现了在线检测，具有较大的应用价值。
youdao