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  • 更新 2022-09-03
  • 科目 英语
  • 题型 阅读理解
  • 难度 中等
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Robots have proved to be valuable tools for soldiers, surgeons and homeowners hoping to keep the carpet clean. But in each case, they are designed and built specifically for the job. Now there is a movement under way to build multipurpose machines—robots that can move about in changing environmentssuch as offices or living rooms and work with their hands.
All-purpose robots are not, of course, a new idea. "It's been five or 10 years from happening for about 50 years, " says Eric Berger, co-director of the Personal Robotics Program at Willow Garage, a Silicon Valley organization. The delay is in part because even simple tasks require a huge set of capabilities. For a robot to fetch a mug, for example, it needs to make sense of data gathered by a variety of sensorslaser scanners identifying potential blocking objects, cameras searching for the target, force feedback in the fingers that grasp the mug, and more. Yet Berger and other experts are confident that real progress could be made in the next decade.
The problem, according to Willow Garage, is the lack of a common platform for all that computational effort. Instead of enlarging the capabilities of a single machine, everyone is designing robots and the software to control them, from the ground up. To help change this, Willow Garage is currently producing 25 copies of its model PR2 (for "Personal Robot 2"), a two-armed, wheeled machine that can switch off the electricity, open doors and move through a room. Ten of the robots will stay in house, but 10 more will go to outside research groups, and everyone will share their advances. This way, Berger says, if you want to build the robotic equivalent (等同物) of a Twitter (推特网站), you won't start by constructing a computer. "You build the thing that's new."
The robots are mentioned to do some specific jobs EXCEPT in __________.

A.battle fields
B.operation room
C.people's houses
D.wild fields

The multipurpose robot may be identified as a machine that __________.

A.can move about in changing environments and work with their hands
B.can make sense of data gathered by a variety of sensors
C.has a huge set of abilities to finish all the simple tasks
D.has identifying laser scanners, searching cameras and force feedback

According to Willow Garage, we will make realprogress in building all-purpose robots if __________.

A.everyone is designing robots and the software to control them
B.they can produce 25 copies of its model PR2
C.people can enlarge the capabilities of a single machine
D.people can start by constructing a computer
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