短語詞組短語inverted impulse pendulum seismometer 倒擺地震儀inverted impulse pendulum 倒擺inverted simple pendulum system 倒單擺系統(tǒng)inverted -pendulum experimental system 倒立擺實(shí)騐系統(tǒng)an inverted flexible pendulum 彈性倒立擺digital inverted -pendulum 數(shù)字倒立擺single inverted -pendulum 直線一級倒立擺flexible joint inverted -pendulum 柔性連接倒立擺 返回 inverted pendulum