In the experiment, one of the laser optical fiber irradiats ceramic mud through a double-D optical fiber sensor, the other receives the backscattering laser light goes through the ceramic mud.

• 在实验中，把光信号通过双D型光纤传感器中的一支光纤射入陶瓷泥浆，另一支光纤接收陶瓷泥浆颗粒对光信号的后向散射光线。