发光信号 meaning in English

luminous signal

Automobile parts - lighting and light signalling devices
汽车零件.照明和发光信号装置
Ch foam material is filled in the cavities in order to improve planar degree of shock wave driven by x - ray radiation . wedge - shaped aluminum samples are used to measure time - space streaking images of optical signals from the shock wave . and then the velocity and pressure of the shock wave is obtained . the radiation temperature is obtained by using the scaled relations between veloctiy of shock wave and radiation temperature
在腔内充ch发泡材料，提高辐射驱动冲击波的平面性.利用楔形铝膜测量辐射驱动冲击波发光信号的条纹图像，从而获得冲击波速度和冲击波压力.利用冲击波速度与辐射温度的定标关系，求得辐射温度