The Sky-Y aircraft is at its fourth flight-test campaign and it is envisaged it will complete its testing programme by the end of July 2010, with 15 long-endurance flights.
这是Sky-Y飞机的第四次飞行测试，并计划于20107月底完成测试项目，共达15小时的飞行。
2
A compact version will be sold for UAVs and helicopters, and a larger model for medium-altitude, long-endurance drones, ground surveillance and maritime patrol aircraft, Chaltiel said.
紧凑版本将被出售给无人机和直升机，较大版本将被出售给中高空，长航无人机，地面监视和海上巡逻机等。
3
Ultralife has entered into a technology partnership with Mississippi State University (MSU) to develop fuel cell-battery portable power systems enabling lightweight, long-endurance military missions.