简述了自七十年代以来,世界各国用于飞行控制系统的惯性控制器件—陀螺和加速度计的发展状况,着重论述了新一代惯性控制器件—激光陀螺和光纤陀螺的发展现状,特别对未来的惯导控制器件—光纤陀螺和光纤加速度计的研制现状进行了较深入的探讨,提出了当前世界各国所研制的光纤陀螺和光纤加速度计的原理、类型以及各种类型的优缺点,并指出了各种类型的光纤陀螺和光纤加速度计所存在的难点以及解决这些难点所应采取的技术措施及发展方向。 The development of gyroscopes and accelerometers, which are the inertial control devices used in flight control systems in all countries of the world since the 1970s, is briefly described. The development of new generations of inertial control devices, laser gyroscopes and fiber optic gyroscopes, The research status of fiber optic gyroscope and fiber accelerometer is discussed in depth. The principle, types and advantages and disadvantages of fiber optic gyroscope and fiber accelerometer developed in various countries are put forward. The various types of fiber optic gyro and fiber accelerometer existing difficulties and to solve these difficulties should be taken technical measures and development direction.