Terms for subject Electric machinery containing 螺旋

Chinese	English
双层螺旋式线圈	two layer spiral coil
右手螺旋定则	right-hand screw rule
右手螺旋定则	right-handed screw rule
右旋螺线	right-hand thread
右旋螺线	clockwise thread
螺旋千斤顶	ejector screw
螺旋式线圈	helical coil
螺旋式绕组	helical type winding
螺旋形元件	helical element
螺旋形矢量	spiral vector
螺旋角	angle of lead
螺纹旋入长度	length of engagement