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The diggers guided by satellites and drones

मई 30, 2019 - BBC News - World

Moving earth is messy - but new technology means we can dig with an accuracy of a few centimetres.

from BBC News - World https://bbc.in/2K7sLcV

The diggers guided by satellites and drones

The diggers guided by satellites and drones

Reviewed by TUNI ON LINE CENTER AMBIKAPUR on मई 30, 2019 Rating: 5

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