To date, 58 U.S. nuclear submarines have been equipped with Sperry Marine VMS-based navigation systems, and 92 percent of them have been certified to use ECDIS-N as the primary navigation plot.
迄今为止，美国的58艘核潜艇都已配备了斯佩里海事VMS导航系统，其中92％已经获得认证，使用ECDIS-N作为主要的导航图。
To date, 58 U. S. nuclear submarines have been equipped with Sperry Marine VMS-based navigation systems, and 92 percent of them have been certified to use ECDIS-N as the primary navigation plot.
迄今为止，美国的58艘核潜艇都已配备了斯佩里海事vms导航系统，其中92%已经获得认证，使用ECDIS - N作为主要的导航图。
BigDog robots trot around in the shadow of an MV-22 Osprey while given commands via remote control at Marine Corps Air Station New River, N. C. , June 26, 2006.
2006年6月26日，美海军陆战队新河封闭机场，离MV-22鱼鹰多用途飞机不远处，大狗机器人在遥控下小跑。
BigDog robots trot around in the shadow of an MV-22 Osprey while given commands via remote control at Marine Corps Air Station New River, N. C. , June 26, 2006.
2006年6月26日，美海军陆战队新河封闭机场，离MV-22鱼鹰多用途飞机不远处，大狗机器人在遥控下小跑。
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