In combination with the result, the author points out that radio wave attenuations in roadway is mainly by wave refraction and reflection rather than wallabsorption.
结合理论分析，指出无线电波在井巷中引起电波衰减的主要原因是波的折射与反射，而不是巷壁的吸收。
2
While the gas medium is isothermal uniformed, the dissertation calculates the effective absorption coefficient, the Planck-mean absorption coefficient and the wall-incident mean coefficient.
当气体介质等温、均匀时，分别计算气体介质的普朗克平均吸收系数、有效吸收系数和壁面入射平均吸收系数。
3
AIM In order to develop a new model of capillary electrophoresis to overcome the absorption of proteins in capillary wall.