A seismoscope is an apparatus or device which only indicates that an earthquake has occurred.
验器是仅仅指示地的仪器或装置。
A seismoscope is an apparatus or device which only indicates that an earthquake has occurred.
验器是仅仅指示地的仪器或装置。
Based on the literature review, the design requirements of Zhang Heng's seismoscope are defined and concluded.
本研究针对具绳索与轮之失传张衡地动仪进行机的拓朴成。
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