短語詞組短語simple equivalent pendulum 單擺nonlinear simple -pendulum 單擺simple e pendulum 單擺;數(shù)學擺simple -pendulum 單擺Simple Inverted Pendulum System 單級倒立擺系統(tǒng)a simple pendulum 單擺;敏銳damped simple pendulum 有阻尼單擺simple pendulum experiment 單擺實騐 返回 simple pendulum