2. 外语
  3. Plants will emit an increased amount of heat when they are in poor physical condition. In order to apply pesticide spraying pre

Plants will emit an increased amount of heat when they are in poor physical condition. In order to apply pesticide spraying pre

admin2009-06-15  57
问题 Plants will emit an increased amount of heat when they are in poor physical condition.
In order to apply pesticide spraying precisely, we can use infrared scanning to locate the problem area.
选项 A、Right
B、Wrong
C、Not mentioned
答案A
解析 见第一段第三句，“A decade ago，adapting the infrared scanning technology…to take the temperature of crops to determine which ones are under stress．”清楚地讲到了使用红外扫描可以做些什么，故选A。
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