Improve Plumb line meaning in Urdu

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خط عمودیساقول کا سوتپانی ناپنے کا سیسے کا تارساہول کی ڈوریخط شاقول

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خط عمودیساقول کا سوتپانی ناپنے کا سیسے کا تارساہول کی ڈوریخط شاقول

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