1·A new empirical model relating backscattering coefficient to incidence Angle is provided. The model agrees with experimental results.
根据实验现象提出了新的散射系数与入射角关系模型，与实验数据获得了很好的吻合性。
2·Then the feasibility of ultrasonic backscattering coefficient imaging method is discussed. And an outlook on the further research work is presented.
然后对基于背散射法的超声背散射系数成像方法的可行性进行了分析和讨论，最后对进一步的研究工作进行了展望。