报道了一种线性度极佳的光纤光栅波长调谐技术，调谐范围近１０ｎｍ，线性拟合度达到０．９９９８，并首次利用材料力学原理推导了这种线性调谐的理论关系式，此种技术可望在光纤传感、光纤通信及激光技术等方面有重要应用前景。 Reported a very good linearity of fiber grating wavelength tuning technology, the tuning range of nearly 10nm, the linearity of 0.9998, and for the first time using the principle of mechanics of materials to derive the theoretical relationship of linear tuning, this technology can be Hope in the optical fiber sensing, optical fiber communication and laser technology has important application prospects.