脏器的内部的结构信息是通过()获得的。The internal structure information of organs is obtained by ultrasonic()


脏器的内部的结构信息是通过()获得的。The internal structure information of organs is obtained by ultrasonic()

A.反射回波Reflection echo

B.散射回波Scattering echo

C.衍射diffraction

D.透射transmission

正确答案:散射回波Scattering echo