pendulum rod摆锤杆pendulumn.摆锤；钟摆；摇摆不定pendulum anemometer摆式风速表pendulum suspension摆式悬挂pendulum deflection摆幅pendulum viscometer摆锤粘度计pendulum type coder摆式发码器pendulum stabilizer悬摆稳定器pendulum seismograph摆式地震仪pendulum sclerometer单摆硬度计pendulum jaw crusher复摆颚式破碎机pendulum-resistantadj.摆锤式阻尼的