Fiber Bragg Grating has already been commercial overboard, but in China it is still researching.
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。
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。