Description:
SpacecraftThe Space Shuttle APUs provide hydraulic pressure. The Space Shuttle has three redundant APUs, powered by hydrazine fuel. They function during powered ascent, re-entry, and landing. During ascent, the APUs provide hydraulic power for gimballing of Shuttle s engines and control surfaces. During landing, they power the control surfaces and brakes. Landing can be accomplished with only one APU working. On STS-9, two of Columbia s APUs caught fire, but the craft landed successfully.
ArmorAPUs are fitted to some tanks to provide electrical power without the high fuel consumption and large infrared signature of the main engine. Both the M1 Abrams and variants of the Leopard 2 such as the Spa
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脉冲计数\Backup Of 脉冲计数.DBK
........\Last Loaded 脉冲计数.DBK
........\LISA1.SDF
........\UNTITLED.DSK
........\脉冲计数.ASM
........\脉冲计数.BIN
........\脉冲计数.DSN
........\脉冲计数.HEX
........\脉冲计数.PWI
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