【单选题】In 1995 about 700,000 robots were operating in the industrialized world. Over 500.000 were used in Japan, about 120,000 in Western Europe, and about 12,000 in the United States. Many robot application...
A.
robots can be used in many fields
B.
what jobs robots can do
D.
human being's partner—robots
【单选题】The maximum sea ice cover is about______.
【单选题】在短期内,随着产量的增加,平均固定成本会越变越小,于是平均成本曲线和平均可变成本曲线( )。
【单选题】According to the article, which of the following is NOT true?
A.
In 1995 about 700,000 robots were operating in the industrialized world.
B.
Why people use the robots is that they are neither erous nor unpleasant.
C.
In medical laboratories, robots can be used to handle Potentially erous materials, such as blood or urine samples.
D.
In other cases, robots are used in repetitive, unchangeable tasks in which human performance might degrade over time.
【单选题】In 1995 about 700,000 robots were operating in the industrialized world. Over 500,000 were used in Japan, about 120,000 in Western Europe, and about 2,000 in the United States. Many robot applications...
A.
robots can be used in many fields
B.
what jobs robots can do
D.
human being's partner—robots
【单选题】In 1995 about 700,000 robots were operating in the industrialized world. Over 500,000 were used in Japan, about 120,000 in Western Europe, and about 2,000 in the United States. Many robot applications...
A.
robots can be used in many fields
B.
what jobs robots can do
D.
human being's partner --robots
【判断题】在短期内,随着产量的增加,平均固定成本会越来越小,于是,平均成本曲线和平均可变成本曲线之间的垂直距离会越来越小,直至两线相交。( )