who invented the earliest instrument to tell people where earthquakes happened?
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人气：247 ℃ 时间：2019-10-19 19:26:34
解答
谁最早发明的工具告诉人们,地震发生?
答案中国人 ---张衡 ---地震仪
中国四大发明之一
·专业翻译·
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