旋扭法 twisting
圆柱螺旋扭转弹簧 cylindroid helical-coil torsion spring ; cylindrical helical torsion spring ; coil torsion spring ; cylindroid helical-coil torsion summer
胶木旋扭 bakelite knob
右旋扭矩 right-hand torque
旋扭构造体系 rotational shear tectonic system
圆锥螺旋扭转弹簧 coil compression spring ; conoidhelical-coilcompre io ring ; conoid helical-coil compression summer
螺旋扭转弹簧 helical torsion spring
旋扭开关 stem mounted control
单旋扭控制，焊接操作简单。
把这个旋扭向右转你就可以增大收音机的音量。
By turning this knob to the right you can amplify the sound from this radio.
在前面板的右侧提供了一个减光控制旋扭，由此也可以激发灯泡试验。
A dimmer control knob is provided on the right side of the front panel which also activates the lamp test.
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