SB：速度制动
“Speed Brake”（速度制动）在航空及航天领域广泛应用，尤其在如美国航空航天局（NASA）等机构中，为便于快捷书写和使用，常缩写为“SB”。这一术语用于描述飞行器在高速飞行时用于减速或姿态调整的关键装置，有助于提高操作效率并确保飞行安全。
Speed Brake的英文发音
例句
- System analysis on chatter of bogie and brake system of vehicles under the condition of low speed brake was conducted.
- 对机车车辆在低速制动工况下转向架及制动系统发生的颤振现象进行了系统分析。
- Guidance scheme is designed by Energy controlling while the process and principle of TAEM are analyzed. An energy-range standard profile is shaped in the guidance system to help the vehicle reach its standard energy states through the adjustment of the flight range, dynamic pressure and speed brake.
- 采用能量控制方法来设计制导方案，分析了末端能量管理制导的过程及原理，在制导系统引入能量-射程基准剖面，通过调整飞行距离、动压或速度制动(SB)使航天器达到基准的能量状态。
- An energy profile is shaped at the beginning of the TAEM, and the guidance controls the vehicle by flying the profile through adjustment of the flight range, dynamic pressure and speed brake of the vehicle.
- 在最终制导系统引入一个能量基准剖面，通过调整飞行距离、动压或速度制动(SB)使航天飞机达到标准的能量状态。
- The results show that the engine speed and brake mean effective pressure ( BMEP ) have great influences on emissions.
- 结果表明：发动机转速和平均有效压力对污染物排放有较大影响；
- By analyzing the function of anchor gear, condition of anchor, speed of anchor and control, reasonable control technology of freedom anchor has soft characteristic speed limiting brake function.
- 通过对锚机功能、抛锚状态、抛锚速度及控制的分析，得出了合理适用的自由抛锚控制技术是具有软特性限速制动功能。
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