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1.The remote recording seismograph was used to monitor the earthquake activity in the area.
远程记录地震仪被用来监测该地区的地震活动。
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2.The seismograph was a crucial tool for scientists studying earthquakes.
地震仪是科学家研究地震的重要工具。
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3.The remote recording seismograph was able to detect small tremors that would have been missed by traditional instruments.
远程记录地震仪能够检测到传统仪器无法检测到的小震。