螺旋线运动 meaning in English

helical motion

Spiral motion control and simulation of buoyancy - driven underwater vehicle
浮力驱动式水下航行器螺旋线运动控制与仿真
According to philosophers , society moves ( if it advances at all ) in a spiral line
据哲学家所言，社会沿螺旋线运动（如果它终究是在进步）。
The radiation spectrum for relativistic electron moving along curved spiral curve in plasmas is calculated , and also the formula of total energy emitted by a relativistic electron in vacua is derived
计算了等离子体介质中，沿弯曲螺旋线运动的相对论电子的辐射谱，进一步导出了真空中的能量辐射公式