Nowadays many scientists depend on radiocarbon for dating age-old objects. Radar is used to determine the characteristics of ra

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问题 Nowadays many scientists depend on radiocarbon for dating age-old objects.
Radar is used to determine the characteristics of radiocarbon.

选项 A、Right
B、Wrong
C、Not mentioned

答案C

解析 文中没有提到雷达可以用来干什么,本题的信息文中没有提到。
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