torsion-free的相關(guān)資料：
臨近單詞
torsion bar
torsion
torsional vibration analysis
torsion bar front suspension
torsion of testieular adnexa
torsion ring shear apparatus
torsional modulus of section
torsion-cone consistometer
torsional oscillation damper
torsion vulcanization tester
torsional interaction factor
torsion vibration experiment
