optical fiber diffraction grating 基本例句 光纤光栅 Then, the properties for single-mode POF or Bragg grating of POF can be tested.从而在实验室中对单模塑料光纤或塑料光纤光栅性能进行测量成为可能。 Fiber Bragg Grating has already been commercial overboard, but in China it is still researching.光纤光栅传感器国外已经商品化，国内尚处于研制阶段。