The process that produces this x-ray radiation in the accretion disk is one of the  most efficient energy producing processes known where the spiralling material has up to 40% of its  rest mass converted into energy.

在吸积盘中产生这种 X 射线的过程是已知的最有效的能量产生过程之一，其中螺旋物质的静止质量有高达 40% 转化为能量。