The biggest advantage of this robot is that______.
A: it will be faster and cheaper than manual labor
B: it can climb mountainsides, drill holes, insert bars and cement
C: it can collect data on the slope's stability
D: it can drill without a human being on board
A: it will be faster and cheaper than manual labor
B: it can climb mountainsides, drill holes, insert bars and cement
C: it can collect data on the slope's stability
D: it can drill without a human being on board
举一反三
- The phrase “twist drill” can be translated into “麻花钻”.
- Which material can be used for the drill handle?
- Why can many animals ran faster than human beings?
- The phrase “twist drill” can be translated into . A: 麻花钻 B: 弯曲训练 C: 工字梁 D: 面罩
- As they use energy only for motion, a snake can live longer without food than a human being. A: they use B: for C: without food D: than