斯佩里公司斯佩里部根据1.2百万美元的合同将为位于路易斯威尔的海军兵器站提供二套惯性参考系统,每一套有三台环形激光陀螺。每一台参考系统还有三只线性加速度计,将用来测量船舶的运动,以便帮助舰上炮精确地射击,去年已进行过样机试验,明年后期开始交货。斯佩里的激光陀螺与杭内威耳公司制造 The Sperry Sparte unit under the $ 1.2 million contract will provide two sets of inertial reference systems for the Naval Weapon Station in Louisville, each with three ring laser gyros. Each reference system also has three linear accelerometers that will be used to measure ship movements to help shipboard guns shoot accurately. Prototype tests were conducted last year and delivery will begin later next year. Sperry’s laser gyro and Hang Neveu company