2. 考研
  3. Smart dust sensors can do all the following EXCEPT______. To cover an area of 3 square miles and get information about each poi

Smart dust sensors can do all the following EXCEPT______. To cover an area of 3 square miles and get information about each poi

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问题 Smart dust sensors can do all the following EXCEPT______.
To cover an area of 3 square miles and get information about each point along the way, how many smart dust sensors are needed?
选项 A、About 3,000 sensors.
B、About 3,300 sensors.
C、About 5,000 sensors.
D、About 6,600 sensors.
答案B
解析 从"With a single network of 10,000 sensors—thought to be the biggest array(排列)of sensors currently possible—you could cover 9 square miles"可以计算得出选项B。本题是一道很简单的细节题，从原文定位便可以找到答案。
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本试题收录于： GCT工程硕士（英语）题库专业硕士分类
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