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Everything about Survey and Mapping Bangladesh

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A reading is taken within the new spot of the extent and the peak variation is used to discover the new elevation of the level gun, And that's why this technique is known as differential levelling. That is recurring until the number of measurements is finished. The level need https://ricardozisbk.ttblogs.com/9081415/the-definitive-guide-to-land-surveying-services-bangladesh

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