torsional mode的相關(guān)資料：
臨近單詞
torsion bar
torsion
torsion moment on the scene
torsional response quantity
torsional vibration pick up
torsional pendulum analysis
torsional differential gear
torsional natural frequency
torsional spring instrument
torsional dynamic impedance
torsion levelling suspension
torsional vibration balancer
