nanowatt的中文意思是:
about Four times of the Raman anti-Stokes scattering , and they are both of the order From picowatt to nanowatt
结果表明，拉曼Stokes散射光的强度约为拉曼anti-Stokes散射光强度的四倍，散射强度为皮瓦到纳瓦数量级。