Angstrom wavelength exponents can well reflect the size of atmospheric aerosol particles. Raman method supposes less parameters but acquires higher precision when compared with Mie method.

• Angstrom波长指数能够很好地反映大气气溶胶粒子的半径大小,而Raman方法测量对流层气溶胶较Mie散射方法假设的参数少,测量精度高。