提出了一种新型4自由度便携式履带机器人结构设计方案。
The structural designing scheme of a new kind of 4dof portable pedrail robot has been put forward.
在坐落于仙台的日本东北大学机械系的大厅中站着一个高大的黄色机器人，有爪子也有履带。
In a foyer of the engineering department of Tohoku University in Sendai stands a handsome yellow robot with claws and caterpillar tracks.
尽管看上去就像是个坦克棺材，但机器人安全履带车履行的却是救死扶伤的职责——它是一台可将伤员转移到安全地带的救援机器。
Though it may look like a coffin-tank, this robotic crawler is actually just the opposite--a rescue machine that can transport one person to safety.
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