An accelerometer equipped to measure and record ground motion during an earthquake.

 
  • 測震儀一種加速測量?jì)x,用以測量和記錄地震時(shí)的地表運動(dòng)
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan