We study the nonlinear plasma filled cerenkov maser and linear plasma f illed coupled cavity chain . the principal conclusions of this dissertation are given below : 1 . we study the nonlinear plasma grating filled dielectric cerenkov maser oscillator cavity for the first time 我们对非线性等离子体栅填充的介质cerenkov脉塞和线性等离子体填充的耦合腔链进行了研究,主要的研究成果和结论有:一、首次研究了非线性等离子体栅填充的介质cerenkov脉塞振荡器。