螺旋曲线

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.

spiral ramp garage (spiral ramp car park)

insulator with spiral arcing horns

hamulus of spiral lamina

lamina spiralis ossea【解剖】;osseous spiral lamina【解剖】

spiral curriculum

outer spiral bundies

spiral heat exchanger

indexable endmill with spiral teeth