短語詞組短語torsional pendulum viscometer 扭擺粘度計(jì)worm spring torsional pendulum 蝸簧扭擺torsional pendulum analysis 扭擺分析torsional pendulum clock 扭擺鍾trifilar torsional pendulum 三線扭擺系統(tǒng)modified torsional pendulum 扭擺法 返回 torsional pendulum