短語詞組短語torsional vibration stress 扭振應力torsional shear stress 扭轉剪應力allowable torsional vibration stress 許用扭振應力torsional deformation stress 扭應力torsional shearing stress 扭轉剪應力curve of torsional vibration stress 扭振應力曲線圖additional torsional stress 附加扭轉應力torsional stress relay 應力繼電器torsional stress wave 扭轉波 返回 torsional stress