题目内容

The welding operations of welding robots mainly include ( )

A. spot welding
B. arc welding
C. flat welding
D. Continuous welding

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The following belonging to military robots are ( ).

A. detect robot
B. combat robot
C. eavesdropping robot
D. military UAV

The following belonging to special agricultural robots are ( ).

A. nursery robot
B. picking robot
C. xlassification robot
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The demand for special robots in China is not very large.

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