ballistic flow prover

例句：

1. 1. The ballistic flow prover is a critical component of the spacecraft's propulsion system.
   弹道流体推进器是航天器推进系统的关键环节。
2. 2. The ballistic flow prover has been optimized to reduce fuel consumption and increase efficiency.
   弹道流体推进器经过优化，以减少燃料消耗并提高效率。
3. 3. The ballistic flow prover was designed to withstand extreme temperatures and pressures in the harsh environment of space.
   弹道流体推进器被设计成能在太空恶劣的环境中承受极端的温度和压力。