pendulum lever 中文意思是什麼
pendulum lever
解釋
擺錘桿-
Gravitational capture, rod - pendulum, lever, motorcycle lift - off
重力俘獲。球擺,杠桿,離地時的摩托車。 -
This seismograph was invented by zhang heng in a. d. 132, as the world ' s first instrument to sense earthquakes. it used the principle of inertia, using pendulum and lever mechanics
公元132年張衡發明製造侯風地動儀是世界上第一臺感知地震的儀器。地動儀利用慣性原理、以擺和杠桿機械為主的結構模式,測定地震和方向。
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