美[?sa?zm?gr?f] 1 . The earliest seismograph was invented by a Chinese named Zhangheng in the Han dynasty.
中國漢代的張衡最早發明地震儀。
來自辭典例句
2 . Today, quartz crystal clocks are generally used on the seismograph stations.
目前, 地震臺站一般采用石英晶體鐘.
來自辭典例句
3 . These things entail that the seismograph becomes rather bully.
這使得地震儀體積笨重.
來自辭典例句
4 . A seismometer is a seismograph whose physical constants are so well known.
地震計是一種地震儀器,其物理常數是已知的.
來自辭典例句
5 . Any earthquake at any distance from a calibrated seismograph is nowadays assingned a magnitude.
現在對于距一標定過的地震儀任何距離處的任何一個地震,都可用一個震級確定之.
來自辭典例句
1.地震儀
1.地震儀
2. "地震勘探中,記錄人工激發地震波的儀器。"
