PREVIEW
... robot she was holding.
Then install the water pipe and the sewage pipe at the tail of the drilling robot. One of the two pipes conveys water and the other discharges sewage.
If you don't look at the pipe behind it.
This robot is like a magnified metal bamboo shoot.
Not counting the drill bit, the overall length is 82 cm and the radius is 22 cm.
The length of drilling is 35 cm.
It looks quite pocket-sized.
But the technical cont ...
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