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Detailed Notes on Contour Survey in Dhaka

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Release the clamp screw from the instrument, keep the instrument in the correct hand, and deal with it on the tripod by rotating just the reduce component With all the left hand. Tighten the screws of the instrument firmly. When contours are utilized with hypsometric tints on a little-scale map https://jimmyb589bgj7.blogscribble.com/profile

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